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NEBULA Cosmos 4K SE Portable Projector, 1,800 ANSI Lumens

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Arrives Thursday, Oct 22
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Style: Cosmos 4K SE (1800 ANSI)


Features

  • 4K Dolby Vision, Huge 200 Screen: Enjoy stunning 4K visuals, 40 higher brightness, 50 better contrast, and true-to-life colors with Dolby Vision. Features a 200 max screen size for a truly cinematic experience.
  • HybridBeam Technology for High Brightness: Our all-new HybridBeam technology combines LED and laser light sources to deliver 1,800 ANSI Lumens of brightness and 1.07 billion rich colors, ideal for home theaters and office or business use.
  • NebulaMaster Image Engine: Experience true-to-life colors in every frame, enhanced contrast, optimized grayscale, and smoother visuals.
  • IEA 4.0 Intelligent Setup: Cosmos 4K SE smartly adapts to your space using real-time autofocus and keystone correction, automatic obstacle avoidance and screen fit, wall color adaptation, ambient light adaptation, and more.
  • Google TV with 4K Netflix: Enjoy a personalized selection of content tailored just for you, and experience Netflix in 4K with Google TVno external dongles needed.

Description

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Brand: NEBULA


Recommended Uses For Product: Business, Office, Gaming, Home Cinema, Indoor/Outdoor


Special Feature: 4K Dolby Vision, Dolby Audio, True 4K projector, 4K UHD, Google TV with 4K Netflix, HybridBeam Technology, Keystone correction, Auto focus, Eye guard, Portable, NebulaMaster Image Engine, IEA 4.0 See more


Connectivity Technology: USB


Display resolution: 3840 x 2160


Additional Features: 4K Dolby Vision, Dolby Audio, True 4K projector, 4K UHD, Google TV with 4K Netflix, HybridBeam Technology, Keystone correction, Auto focus, Eye guard, Portable, NebulaMaster Image Engine, IEA 4.0


Connectivity Technology: USB


Native Resolution: 3840 x 2160


Display Resolution Maximum: 3840 x 2160 pixels


Display Type: LED + Laser


Form Factor: Portable


Mounting Type: Floor Mount


Brightness: 1800 lm


Color: Gray


Wattage: 40 watts


Controller Type: Button Control, Remote Control


Compatible Devices: Television, Gaming Console, Laptop, Smartphone


Contrast Ratio: 4001


Maximum Throw Distance: 4.78 meters


Light Source Operating Life: 25000 hours


Maximum Image Size: 200 inches


Hardware Connectivity: Bluetooth, HDMI, USB


Control Method: Remote


Minimum Throw Distance: 1.69 meters


Minimum Image Size: 20 inches


Video Encoding: HEVC (H.265), VP9


Projector Maximum White Brightness: 1800 ansi_lumens


Picture Quality Enhancement Technology: 4K Dolby Vision, NebulaMaster Image Engine


Brand: NEBULA


Antenna Location: Business, Office, Gaming, Home Cinema, Indoor/Outdoor


Built-In Media: Remote


Model Name: NEBULA Cosmos 4K SE


Model Number: D2342


UPC: 194644208981


Number of Items: 1


Manufacturer: Anker


Item Highlight: NebulaMaster, HybridBeam, Enhanced Image Quality, Google TV, Portable, 200" Screen, for Gaming, Home, and Office


Mfr Part Number: D2342111


Warranty Description: 12


Item Dimensions L x W x H: 10.26"L x 6.5"W x 10.33"H


Item Weight: 9.9 pounds


Software Update Supported to Date: unknown


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Thursday, Oct 22

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

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View our full returns policy here.

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Top Amazon Reviews


  • Amazing projector! Love it!
Style: Cosmos 4K SE (1800 ANSI)
I have owned the original Nebula Capsule, the Capsule 3 GTV and I just splurged and bought the Nebula Cosmos 4K SE projector after watching countless videos and reading many reviews for the last year and a half. Like the Capsules, the Cosmos 4K SE projector is very well made and you can feel the quality. I am thrilled and very happy with the Cosmos 4K SE. It's an amazing projector. Like the Capsule 3, set up with Google TV was a breeze and I was easily able to log into all my streaming apps like Netflix, Prime and YoutubeTv, and also added a couple new ones. The picture is flawless. So crisp and so clear from edge to edge. The colors are rich and bright and the image is incredible. I put on a couple YouTube 4K videos and the picture blew me away. The sound is also really, really good from the projector speakers. We have a Bose sound dock which we hide behind the screen and we connected via bluetooth and it sounded great no lag audio to video.I know the projector offers many different features, but so far I am just using Nebula Master setting, and the projector is sitting on a table which is level and no keystone adjustment necessary. I will have to spend some time checking out all the features later. The remote control is also backlighted which is very helpful if in a dark room. This projector is bright enough that I can leave on a light or two and the image is still good, but for the ideal image, a dark room is best. While it cost m much more than any other projector I own (and I own 7 ) , you get what you pay for for and I believe this will be my LAST projector purchase because I can't imagine anything better. It has everything I want..Google TV, bright picture, vibrant colors and great sound. While it isn't as portable as my Capsule, it isn't too large to move from room to room or take on a trip. I just love it and if you think you might want it, get it. You have 30 days to check it out, but I assure you you will keep it and love it too. ... show more
Reviewed in the United States on May 21, 2025 by GlobeTrotter

  • Literally life changing!!
Style: Cosmos 4K SE (1800 ANSI)
So I’ve wanted a projector for awhile now and before I ever buy anything of value I try to do as much research as possible so I know I’m getting the best product for my money. I came across nebula projectors and instantly wanted one and was about to purchase the Mars 3 to use mainly outdoors for movies by the pool. I’m glad I waited and did a bit more research bc in the time that I took looking into other projectors, nebula came out and announced this one. I decided to IMPATIENTLY wait until the release date of this model and bought it early in the morning on the day of its release. The specs are amazing and I thought better in almost every way when compared to the cosmos 4k laser projector, except for the ANSI lumens on this one is a little less bright, however it is way more than adequate. I love the simplicity and the Google play operating system that has all of the apps that you could ever want or need. It’s simple and fast to use and make having this projector that much better. The sound quality is better than I expected and you can watch things and not feel like you need to hook up surround sound or a sound bar to enjoy a movie. However when you do it’s as simple as connecting it via Bluetooth and having an even more move theatre like experience. Portability is a breeze with it’s convenient carrying handle and it makes setting it up anyway super fast and simple. I suggest a tripod or a projector stand for good stability and adjustability. When it comes to the picture quality it is superior to my 70” tv, which we ended up taking down and putting up a 120” fixed screen by elite screens. It is truly a 4k image and looks amazing especially at night and if you are watching an animated movie with the kids. Football has also been an absolute blast to watch and makes viewing the games that much more immersive and makes you feel like your right there on the field with the players. I don’t have any issues watching this during the day either, yes I do shit the blinds and still have ambient light coming through but it doesn’t take away from the image quality and color all that much. In fact it might make it better since you don’t get a glare on the screen like you do with TVs. Watching poolside has also been a blast, lucky for my my house color is a light grey on a stucco wall. Even though I bought a 120” yard master outdoor screen by elite screens, I have no issue throwing the image just up on the side of my house and having it be super clear. It’s been very fun changing how we watch movies and the reason I say it’s literally been life changing is bc we spend more time having movie nights and making smores etc. the kids really look forward to it, rather than being on their phones and tablets in separate rooms they all wanna be together picking out and watching their favorite movies on the new big screen. You really do feel like you get the movie theater experience in the comfort of your own home. I highly recommend this projector to anyone looking for a very good projector that gives you far more in value for its price than many other projectors out there. You can easily compare it to ones that cost twice as much. The hybrid use of both laser and LED is genius to me bc you get the best of both worlds and like previously stated the image quality and color are practically flawless. The pictures and video that I posted don’t even do it justice as the image and color look even better in person. The images/video of football was also just projected on my wall before I had a dedicated screen up and that just goes to show how good the quality is. Auto keystone and focus is super easy to use and makes setting up a breeze in just a matter of a few seconds. If you’re in the fence about purchasing this projector just go ahead and do it and thank yourself later. I am buying another one so that I can permanently mount it in the Family room and then have one for outdoors by the pool. I promise you will not regret buying this. I hope this helps even in the smallest way with helping you make that decision. ... show more
Reviewed in the United States on October 13, 2024 by Zach Collins

  • Simple all-in-one package with nice automatic features for us amateurs!
Style: Cosmos 4K SE (1800 ANSI)
This is a big upgrade from my 12 year old epson projector (a business model for presentations mostly). Plenty bright for inside viewing with some natural light, but it really shines at night. Very quiet fan compared with my old projector and the built in speakers are clear and plenty loud enough for our 400 square foot room. I don't notice the cooling fan at all when the volume is high. I even prefer to use the built-in speakers for outside viewing, as long as the audience is mostly within 30 feet of the projector. The android system works well enough; compared with my roku ultra, it would feel a little slow if I were using it daily for streaming or jumping from app to app or youtube video to youtube video, but since I only use it occasionally for movie nights, I don't mind at all. I love the automatic keystone and autofocus. I'm normally just throwing it up on an off-white wall between sconce lights (no screen) and it usually knows to frame the video between the lights and squares it up nicely even when positioning the projector to the side of the room. I can't compare it with other comparable projectors, but I know I have not been disappointed at all after 8 months of weekly use. ... show more
Reviewed in the United States on August 12, 2026 by Amazon Customer

  • Absolutely Perfect
Style: Cosmos 4K SE (1800 ANSI)
Review for the new 4K SE model. This is my first and I have a feeling not last projector. After being an LG OLED addict for the past decade it was finally time to try a projector. I paired this with a 100in projector screen (Lopbast and Elite Screens) in our bedroom where we had no room to hang a larger TV. With the auto focus and keystone correction I was able to easily get a full 100in image even with the projector very off center in the corner of my room and the image looks perfect. Was planning to mount the projector on the wall or ceiling but no need to do so. The image quality is absolutely perfect in a dark room and has this vibrant quality to it that I don't see on my LG OLED. I was honestly blown away, I knew that projectors have drastically increased in performance (and lower cost) the past few years but this blew away my expectations. With the blackout blinds closed during the day it is great as well. With indirect sun light and no blinds it is perfectly fine. With direct sunlight of course that is where it can't hold up to an OLED but still viewable. The software is great with Google TV, app selection is fantastic, casting works great. All of the settings are integrated nicely with a one touch keystone/focus adjustment on the remote. Remote is super nice, light and backlit. And finally the audio, it is better than I expected. I have a 5.4.2 setup in main theater room so I'm pretty picky. No I won't be watching Atmos action movies without a sound upgrade. But thus far after watching a few TV shows and some classic movies it is perfectly fine and really appreciated that they included such a nice set of speakers with nice bass. I also plan to use this projector outside and in other portable locations and the speakers will be great in those scenarios. I most likely will add a Bluetooth sound bar at some point. Overall highly impressed and I'm very happy that I've tried my first (of many) projectors! ... show more
Reviewed in the United States on September 15, 2024 by aj

  • UPDATED 11/27/25 ⭐1 STAR HORRIBLE *DO NOT BUY*
Style: Cosmos 4K SE (1800 ANSI)
Update 11/26/2025 I'm warning you now DO NOT buy this!! It is a taking time bomb that would be riddled with performance issues sooner than you think. Don't let the nice picture fool you!! YOU HAVE BEEN WARNED !!! 😞 So sad that I have to update this review to a one-star. I no longer recommend this product. Way too many performance issues while viewing videos. Constantly having to recalibrate, refocus,recenter after each use. I've had times where it didn't even want to turn on after a cold start. Audio cutting in and out in the middle of a TV show. I've had cheaper projectors perform much better than this. I don't understand how something can be so expensive, but yet operates worse than a cheap $100 projector. I actually really loved this projector I love the picture I love the Dolby vision bright colors. However it's riddled with possible performance issues later on down the road. I would recommend you look elsewhere first before purchasing this. I want to also say that I treat my property well so I'm not abusive towards it I turn it off at night and I keep it off until I actually need to use it. I make sure that the room its in is cool. But it just wasn't enough for it! Even going through the settings is a nightmare because it's constantly freezing. No matter how good a picture is if the performance is going to be an issue then it's pretty much pointless. Please put a stronger chip or something inside the thing for it to run more smoothly it's costing us way too much money for you guys to cheap out on the processor. And whatever else you guys cheaped out on.. this is why I try to stick with known brands like LG for example. Why doesn't this projector have 5 stars? 4.3 is way too low for an amazing projector. I mean it's doing more than I even expected!! Get it while it's on sale!! $899 vs $1,300 ?? There's no debate get it while you can at such an outrageously low price! There's so much I can talk about, but the picture is much brighter than I thought. I have it set up in my room mounted on my ceiling and when I tell you it's as bright as my TV maybe even brighter! It can definitely replace a TV. I have an 100'' screen plastered on my wall! That screen was only $25. I always hear you have to have at least $1,000 screen, but to be honest it is amazing I can't imagine spending $1,000 on a piece of fabric... Grab this projector and grab inexpensive screen not too cheap but definitely not $1,000 because it's projector is enough especially if it's used indoors in a dark room. I have blackout curtains so there you have it. If the projectors begins to suck I will update this review lol ... show more
Reviewed in the United States on November 2, 2025 by Rashad

  • Great picture! GoogleTV is a huge improvement!
Style: Cosmos 4K SE (1800 ANSI)
It seems so many reviews of Anker Nebula projectors are sponsored, and only focus on the positives. This review is not sponsored. This is now my third PJ from the Anker Nebula series. First, I had a Mars II, then upgraded to the Mars 3, and now the 4K SE. The Mars 3 I had purchased last year, and it had some very interesting features. Namely, that unit is entirely portable (battery powered). Picture quality and brightness were "good", particularly for a portable projector. What really hampered these previous projectors was the built-in software, which was based on AndroidTV 10. That's a very old version of Android... It didn't support Netflix, and worst of all, in use the projector was SO SLOW to use. Even with the Mars 3 I purchased last year, just moving around the user interface with the remote to find things to watch was an awful experience. I am happy to report that the Nebula 4K SE, which runs GoogleTV, is a whole different ballgame. The projector can finally run Netflix, and the user interface is sufficiently snappy and doesn't get in the way. It feels modern and is a massive improvement over the other Nebula Projectors. I would NEVER purchase one with their AndroidTV-based OS again, and nor should you. It's unfortunate Anker has this strange division in their product lines... As for the rest of the projector... the image quality is lovely. I have been using projectors since the early 2000s, and it amazes me how great they have become in such small, portable packages. The built-in speakers, while not a home theater system, sound like a decent quality portable Bluetooth speaker, which in other words, is good enough for their intended use. Brightness is great. I did end up disabling motion correction as I personally can't stand that on any display I use. The power supply for this projector is integrated into the unit itself. This is great, as the Mars 3 came with an absolutely comically large power brick. So to just have a simply power cord to connect is nice. I give up battery power with this unit, but I am OK with that. So overall, I am quite happy to be swapping out the Mars 3 with the 4K SE. ... show more
Reviewed in the United States on October 22, 2024 by Ryan

  • Don’t sleep on this one
Style: Cosmos 4K SE (1800 ANSI)
This projector is actually very good. If your someone who wants to watch 4k content with amazing colors, great sound, and google tv when on sale it’s definitely something to not sleep on. Watching content on here with light on and during the day is definitely possible even at 200 inch it was still visible but of course it always better in complete darkness. But it not always possible especially at my house unfortunately. Old projector I had was only 500 anis lumens and it was not able to keep up during the day unless I had it a meter and an half away from the screen which was challenging. I’ll say this I can easily get a big image with the projector not having to be far away. Speakers are nice and can fill a large room but I do sometimes use my boom box speakers for that extra bass. Playing the PlayStation was wonderful at 4k 60fps. The nebulamaster setting is very nice and having Dolby vision make things amazing also color correction for wall is also works great too. This also works as a speaker as well which is also nice as it can get loud for a small to medium party. The handle is nice in the hand and the projector is simple to operate which takes about 10 minutes to setup. You can download your apps on the projector itself and if you want to watch something it can give suggestions where to watch on different platforms. Some apps don’t work flawlessly but that something to do with google tv which is shocking to me. The remote dose have back lit buttons it just some buttons don’t have back lit which is interesting. Now the things that I will say that are not so great. This projector is amazing but not perfect first thing is that the ui interface is a laggy I’m I believe this has to do with the limited ram and storage which I can understand as nebula is a company that tries to innovate and tries to make products that are not ridiculously expensive. The auto keystone correction is a bit wonky but not terrible it tries it best but not completely perfect at an angle it can definitely work heads on but generally to adjust for a perfect fit is are small. The halo effect can be a bit distracting at times but not a huge deal breaker. It’s smart feature can be helpful and sometimes make things worse. If you have holes in the wall the the SE is definitely avoid them but it can be turned off. Contrast is something to watch out for as it is not the highest even though nebulamaster can boost it I recommend watching any dark scene movies tv shows when it really dark. So over all this is really a amazing projector if you can get on sale it’s portable with amazing image and color most problems with projector can be fixed with some tweaking which is why I give it 5 stars if I had got this on retail price would be giving this 4 starts but since I can get a great image and sound overall that’s what really matters today me. ... show more
Reviewed in the United States on October 9, 2025 by AGSwings

  • The Perfect Home Theater Experience – Our Family Loves This Projector!
Style: Cosmos 4K SE (1800 ANSI)
I cannot say enough amazing things about the NEBULA Cosmos 4K SE Smart Projector—it has completely transformed our movie nights! From the moment we set it up, it became a household favorite, and now my entire family absolutely loves it. Crisp & Stunning 4K Quality The picture quality is simply breathtaking. The 4K resolution delivers sharp details, vibrant colors, and deep contrast, making every scene come to life. Whether we're watching the latest blockbuster, an intense sports match, or even playing games, the visuals are incredibly immersive. Even in a well-lit room, the brightness holds up well, but in a dim or dark room, it’s just like being in a real theater! Exceptional Sound – No Need for External Speakers! One of the biggest surprises was the powerful built-in speakers. The Dolby Audio-enhanced sound is clear, rich, and well-balanced, filling the entire room without needing an external sound system. Dialogue is crisp, and the bass is strong enough to make action scenes feel impactful. It truly delivers a cinematic experience without any extra setup. Family Movie Nights Have Never Been Better! 🎬❤️ Ever since we got this projector, our family has been spending more time together enjoying movie marathons, weekend sports events, and even casual TV shows in a whole new way. The kids love watching animated films on the huge screen, and my spouse and I enjoy streaming our favorite shows in stunning 4K. It's also a game-changer for gatherings—our friends are blown away when they come over for movie nights! User-Friendly & Smart Features Setting up the projector was super easy—the auto-focus and keystone correction make adjustments seamless, and the Android TV interface is smooth and intuitive. Built-in apps like Netflix, YouTube, and Disney+ work flawlessly, so there’s no need for extra streaming devices. The Wi-Fi and Bluetooth connectivity are excellent, and we’ve had no issues with lag or buffering. Portable & Versatile – Great for Any Room! Another huge plus is how compact and portable it is. We’ve used it in different rooms, set it up outdoors for a backyard movie night, and even taken it on family trips. The durable design and easy setup make it perfect for any space, whether it’s our living room, bedroom, or even outside under the stars. Final Thoughts – Worth Every Penny! If you're looking for a top-quality 4K projector that delivers stunning visuals, immersive sound, and a fantastic home theater experience, the NEBULA Cosmos 4K SE is absolutely worth it. It has brought so much joy to our family, and I can confidently say we will never go back to watching movies on a regular TV! This is by far one of the best tech investments we've ever made! ... show more
Reviewed in the United States on February 6, 2025 by Nithin

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