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TOZO O2 True Open Ear Wireless Headphones Lightweight with Multi-Angle Adjustment, Bluetooth 5.3 Earbuds with Dual-Axis Design for Long-Lasting Comfort, Crystal-Clear Calls for Driving, Black

  • Based on 4,164 reviews
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Color: Black


Features

  • Dual-Axis Design & Multi-angle AdjustmentThe TOZO OpenBuds feature a unique dual-axis design that allows for both horizontal and vertical adjustment, providing multiple angles for a customized fit to accommodate different ear shapes and sizes. With this design, you can adjust the ear cups to your preferred position, ensuring a comfortable and secure fit for extended listening sessions.
  • Unmatched Comfort and Safety for DrivingExperience unprecedented levels of driving comfort and safety with TOZO OpenBuds Bluetooth Headphones. These headphones are designed for comfortable wear during driving, freeing your hands from holding a phone while allowing independent use of each earbuds. Say goodbye to distractions and welcome a pleasant and safe driving experience.
  • Open Ear Design For Multiple ScenariosThe Open Ear Design is engineered for both comfort and safety, offering a breathable and open fit. From video calls to listening to your favorite tunes, these headphones are versatile and cater to multiple scenarios, making them an ideal companion for your daily life. Moreover, the noise-cancelling calling feature ensures crystal-clear conversations in any environment.
  • TOZO ORIGX Acoustic and APPExperience superior sound quality and noise isolation with TOZO ORIGX algorithm-powered headphones. Enjoy more focused sound and stronger bass, while preventing sound leakage. With the added convenience of the TOZO APP, easily switch between 5 different EQs settings for the ultimate personalized listening experience.
  • Dual Connectivity & 42 Hours PlaytimeThe TOZO OpenBuds feature powerful dual connectivity, allowing you to connect two phones simultaneously for seamless switching. The slim charging case and Type-C USB cable is convenient to carry with you, and the headphones have a total battery life of up to 42 hours, ensuring uninterrupted listening for extended periods.

Brand: TOZO


Color: Black


Ear Placement: Open Ear


Form Factor: Open Ear


Impedance: 16 Ohm


Noise Control: Sound Isolation


Frequency Response: 2.4 GHz


Sensitivity: 100 dB


Headphones Jack: Wireless


Model Name: TOZO OpenBuds


Connectivity Technology: Wireless


Wireless Communication Technology: Bluetooth


Included Components: TOZO O2 True Open Ear Wireless Headphones, Quick Guide & User Manual, Wireless Charging Case, USB-C® (A to C) cable (20")


Age Range (Description): All


Material: Polyurethane (PU), Plastic, Metal


Specific Uses For Product: Business / Fitness / Entertainment / Gaming / Professional / School / Sleeping / Travel / TV Series / Video Game / Sport / Music / Gaming / Motorcycling / Office Meetings


Charging Time: 1.5 Hours


Recommended Uses For Product: Calling


Compatible Devices: Cellphones, Laptops, Desktops, Tablets


Theme: Driving


Cartoon Character: Animal / Anime / Cartoon / Fantasy / TV Series / Video Game / Sport / Music / Gaming / Motorcycling / Office Meetings


Control Type: Touch Control / APP


Cable Feature: Without Cable


Item Weight: 1 Grams


Water Resistance Level: Waterproof


Frequency Range: 20 Hz - 16,000 Hz


Unit Count: 1.0 Count


Style: True Open Ear Wireless Headphones


Control Method: App, Touch


Number of Items: 1


Controller Type: Touch Control / APP


Battery Life: 42 Hours


Audio Driver Type: Dynamic Driver


Bluetooth Range: 12 Meters


Bluetooth Version: 5.3


Carrying Case Battery Average Life: 42 Hours


Carrying Case Battery Capacity: 650 Amp Hours


Carrying Case Battery Charging Time: 2 Hours


Carrying Case Length: 93.3 Millimeters


Carrying Case Width: 58.2 Millimeters


Carrying Case Height: 26.9 Millimeters


Carrying Case Weight: 100 Grams


Carrying Case Material: Plastic


Carrying Case Color: Black


Audio Latency: 55 Milliseconds


Audio Driver Size: 14.2 Millimeters


Earpiece Shape: Open Ear


Is Autographed: No


Number of USB 2 Ports: 1


Global Trade Identification Number: 15


Manufacturer: TOZO


Product Dimensions: 4.17 x 1.57 x 3.35 inches


Item Weight: 0.035 ounces


Item model number: T13187


Batteries: 1 Lithium Metal batteries required. (included)


Date First Available: June 3, 2023


Department: open-the-ear-headphones


Frequently asked questions

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Top Amazon Reviews


  • Outstanding Product and Customer service
Color: Black
I purchased the Tozo Open Buds in May 2024 and have been using them regularly. I appreciate the way they deliver clear audio while still allowing me to remain aware of my surroundings. I typically use them for several hours a day while walking my dog, and overall, I have had a positive experience. The sound quality and volume are quite impressive, especially considering their open-ear design. The fit is highly customizable, and I believe most users will find them comfortable. Personally, as someone with smaller ears who often has difficulty with standard wireless earbuds, I find these to be very comfortable. They are light and rest securely over my ears without causing discomfort or requiring constant adjustments. The foam casing contributes to their comfort, to the point that I occasionally forget I'm wearing them. The multi-angle adjustment feature is particularly beneficial, ensuring a secure fit even during physical activity. I have not encountered any issues with sound leakage; while I assume there might be some at full volume, I typically do not play my audio that loud. The sound remains clear while still allowing me to perceive my environment, which is a commendable balance. They are sufficiently loud to block out distracting noises when I need to concentrate, yet I value the option to stay aware of what is happening around me. Regarding battery life, I was pleased to find that it meets the advertised expectations. I have not experienced any connectivity or sound issues, and recharging is quite efficient. Unfortunately, after some exposure to moisture, one of my Tozo Open Buds stopped functioning, and the other exhibited diminished sound quality. I attempted troubleshooting to no avail. However, when I contacted customer service, they were remarkably helpful and responsive. After concluding that the issue could not be resolved through troubleshooting, I was provided with a replacement pair. My experience with Tozo’s customer service was very positive. I would recommend the Tozo Open Buds to anyone seeking a blend of comfort, excellent sound quality, and practicality. If you need to reach out to Tozo’s customer service, you can be assured of their commitment to assisting with any concerns. Please note that this is an unbiased review. P.S. I am pleased to share that I have just received my new Tozo Open Buds! ... show more
Reviewed in the United States on December 6, 2024 by Kendall Kendall

  • So comfy and convenient!
Color: Black
These have great sound, are awesomely adjustable, and the price is a great value. I went and bought another for my wife for her work calls. I am deaf in one ear, so the plugged up feeling with many earbuds is a no go. These have a nice open feeling, and can be adjusted quickly and easily to push them in tighter, or move them further away as needed (for comfort or for changing the ratio of in/out sounds)! Easy to charge and have good battery life. I'm not crazy about the touch button "convenience" because it's so easy to accidentally activate the button, but the Tozo app makes it easy to change those settings (can make it only for double or triple clicks, or just turn them off altogether and adjust things with your phone/laptop/watch) ... show more
Reviewed in the United States on February 18, 2025 by Scott

  • Surprising sound quality
Color: Black
At first look, I figured, "You get what you pay for." I only paid $40, but the sound was very good. They are comfortable and easy to use; they are perfect for long days listening to music or audiobooks. Very good deal.
Reviewed in the United States on March 8, 2025 by Graham a Rushton

  • Just about perfect for my needs, and excellent customer service!
Color: Black
A little background: I’ve been a fan of tozo since I tried out the a1 minis. They were my first set of wireless earbuds, and I honestly could have saved myself a lot of time and money if I just stuck with them instead of going on a journey / into the rabbit hole of trying to find a “perfect” set. While I did find some others I enjoy, the simple fact is that those A1 minis are the ONLY ones that stay in my ears. Fit has to come first for me. I currently have two sets and will continue to replace them as needed (just due to the natural battery drain over time with heavy use). On to the review for this product: I never really knew about the “open bud” concept, but as I am trying to get into a more active lifestyle, I both was looking for something that I could trust in the fit and would allow me to have more awareness of my surroundings if I’m taking some time to walk or run outdoors. I happened to come across these and because I’ve already had good experiences with tozo as well as the fact that they seemed to check all my boxes, I purchased them. The price point I believe is more than fair, especially when compared to higher price-tag models that may or may not be “better”. I’ll always appreciate the affordability of these products and the frequent discounts offered. The open ear concept again was not something I’d been familiar with, at least in the last two decades really; I was reminded of my days in school and on the bus wearing the simple headphones of the early aughts with a wrap-around design. We have (obviously) come a long way with audio technology since then. I wasn’t sure at all what to expect from this current iteration of that idea. The sound quality honestly blew me away. They seem able to maintain the generally (in my experience; I’m not an audiophile) much higher sound quality of over-ears vs wireless buds. The fit is just about as customizable as it can get, and I’d imagine most people would not struggle with fit on these. For me, as someone with small ears that cannot seem to contain regular wireless buds (aside from the a1 minis) and one ear with a shattered cartilage deformity, I’m a tricky fit. If you’re used to the plugged sensation of in-ears, it can feel a bit strange at first, but they’re so easy to adjust and get them in the right position for you. Once on and adjusted, the freedom of not having something shoved into your ear canals is awesome. I will admit when wearing them for several hours I got a bit of an ache around the ear hooks, but that’s typical for me even just wearing sunglasses for an extended period of time. I’d say they’re no more intrusive than glasses, and they’re encased in foam for more comfort. I had no issues with any sound leakage; perhaps at full volume that may happen but I never push the volume that high anyway. And again, the sound quality is fantastic imo. On par with any of my over-ears (admittedly I have not tried many of the very high-priced models, but I am more than pleased with these). That sound quality remains great while allowing you to hear what’s going on around you. Noise canceling has its place, but so does the open ear concept (oftentimes you’ll see ANC buds that have a transparency mode for this effect). The case is great if not the most “stylish” or rugged in and of itself; the buds snap in securely without having to fiddle with anything as I often do with other buds. Those magnets are strong but not so much that taking them out of the case is difficult. As far as battery life goes, I was ecstatic to see the long life advertised, and the one night I had them on all throughout / while sleeping, they still had some life left when I woke up. They may not quite reach what is stated but I’ve found that’s common for most wireless buds. 8 hours is plenty for me, and to be able to reach 10-12 if not the full 15 that was quoted is far superior to any buds I’ve owned before. But I never wore them for that long anyway, which brings me to the one issue I had, which was a bit of a static sound in the left bud that would start up when any audio was being played but would stop when the audio was paused. I reached out to customer service about this and they guided me through troubleshooting options, and when we came to the conclusion that no troubleshooting could solve the issue, I was sent another pair, no strings attached. I am eagerly awaiting their arrival. I always got a response from their customer service agents within hours, maybe within a day at max, throughout the whole process. They were easy to work with, friendly, and understanding. Overall I’d definitely recommend these. I considered docking a star due to the static issue, but customer service was so great that I don’t feel it’s necessary to do so. I’m very much looking forward to the new set they are sending me, and I know I will get a lot of use out of them. ... show more
Reviewed in the United States on January 7, 2024 by jay

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