AK50 Stereo Audio Amplifier, 400W Home 2 Channel Wireless Bluetooth 5.0 Power Amplifier System, Home Amplifiers FM Radio, USB,Mic, SD Card, with Remote Control Home Theater Audio Stereo System
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Extended holiday returns
FREE refund/replacement until Jan 31, 2026 Learn more
FREE refund/replacement until Jan 31, 2026 Learn more
This item's return window has been extended for the holiday season: FREE refund/replacement until Jan 31, 2026
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Availability:
Only 5 left in stock, order soon!
Arrives
Friday, Nov 14
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Features
- 400W Powerful Output The Romicta AK50 Digital Audio Amplifier (Upgraded version of AK45 amplifier) features a fully upgraded design with 400W+400W peak power and 50W+50W rated power, It introduces an innovative feature, supporting not only 4-16 inch passive speakers but also active subwoofers. Perfect for home karaoke, home theaters, and HiFi sound systems, it is ideal for small apartments, bedrooms, offices, basements, and garages. Its compact design fits effortlessly into bookshelves or A/V cabinets.
- Mic Input & Output with Echo ControlEquipped with both MIC input and MIC output ports, along with an independent Echo adjustment knob, making it perfect for karaoke, announcements, or live speaking. Easily connect to an external speaker(Active subwoofer)or recording device for expanded use.
- Enhanced Bluetooth 5.0 Wider & More Stable RangeFeatures advanced Bluetooth 5.0 technology with extended transmission range and faster pairing. Provides seamless wireless streaming up to 50ft/15m (open area), making music control more flexible.
- USB/SD Card Plug & PlaySupports USB 2.0 flash drives and SD cards for direct MP3 playback. No need for a phone or PC simply plug in and enjoy your music library instantly.
- Bass, Treble & Remote ControlDesigned with independent knobs for Bass, Treble, Master Volume, Mic Volume, and Echo, allowing full sound customization. Includes a remote control for convenient audio adjustments from a distance.
- Wide Compatibility for Multiple ScenariosCompatible with mobile phones, tablets, laptops, TVs, DVD players, and more. Ideal for home speakers, bookshelf speakers, gaming setups, car audio systems, outdoor garden speakers, or small party use.
Voltage: 240 Volts
Manufacturer: Romicta
Brand: Romicta
Number of Channels: 2
Output Power: 50 Watts
Package Dimensions: 8.58 x 8.15 x 3.7 inches
Item Weight: 1.98 pounds
Item model number: AK-50
Date First Available: October 13, 2025
Manufacturer: Romicta
Frequently asked questions
If you place your order now, the estimated arrival date for this product is:
Friday, Nov 14
Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
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Top Amazon Reviews
Color: AK50
I used to use big clunky full-sized AV receives for the random places in our house where I needed some tunes. Now I use these. I have one that controls my speakers on the deck and this one handles our outdoor TV. They are easy to setup, compact, and work exactly as they should. I even mounted this one with strong velcro inside my tv cabinet. Love that it has individual bass/treble adjustments as one of my others just has general tone settings. This one even has mic inputs in case I wanted to throw an impromptu karaoke party. This unit looks nice and doesn't feel cheap. It's actually a tad larger than I expected and has more weight to it than I expected. Overall, I expect it to last. Is the sound quality as good as my legacy, 40 pound THX AV receiver? Probably not. Do I need theater quality sound for watching a game on the deck? I do not. These deliver plenty of power and quality that far exceed their price point. I can't comment on the bluetooth range on this as i'm currently using it hardwired from my TV. But every other function on this works as it should so I would think it would live up to expectations.
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Reviewed in the United States on October 28, 2025 by DadOfThree
Color: AK50
This amplifier packs a punch with its 400W output, providing clear and powerful sound that truly enhances my home audio experience. ✅PRO: One of the standout features for me is its compact footprint, which allows it to fit seamlessly into my setup without taking up too much space. The cool blue LEDs add a stylish touch and make it fun to use, especially in low-light conditions. The Bluetooth 5.0 connectivity ensures I can easily stream my favorite music without any hassle. ❌CON: The remote control could be a bit more intuitive—certain buttons can be somewhat confusing at first. It gets warm after prolonged use, but it's nothing that has affected its performance. The quality is good, and this amplifier is very easy to install. This amplifier is an excellent value for money. I'm happy with how it has elevated my home theater audio setup.
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Reviewed in the United States on November 2, 2025 by CA Customer CA Customer
Color: AK50
I received this Romicta AK50 stereo amplifier a few weeks ago, mainly for my weekend setup in the den. It connected to my phone and TV through Bluetooth 5.0 without a fuss, and I’ve been using it to stream old jazz records and my favorite FM station. The sound is rich, with plenty of depth for its size, and the tone knobs let me dial it in just right. My wife uses it too when she does her yoga sessions with her playlist on full serenity mode. One thing I appreciate is how flexible it is - I can play music from a USB drive, SD card, or even hook in a microphone when the family gets a bit karaoke-happy after dinner. The included remote has been surprisingly handy when I’ve been too comfortable to leave the recliner. The unit looks clean and solid, no unnecessary buttons or flash - just practical, which I like. Some folks might find the display a little small if they keep it far from where they sit, but for me it’s perfectly fine. The amplifier’s 400W output has more than enough punch for home use, and the Bluetooth connection has stayed strong throughout the room. Overall, it’s been a simple, satisfying addition to our evenings.
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Reviewed in the United States on October 20, 2025 by Texas proud
Color: AK50
The AK50 Stereo Audio Amplifier is an awesome little powerhouse for the price. The Bluetooth connection to my projector and iPhone works flawlessly, and I was able to connect four speakers with impressive, loud, and clear sound. The echo function for the microphone is fantastic, making it great for karaoke or announcements. The treble and bass controls let me fine-tune the sound perfectly for music playback. It’s compact, versatile, and surprisingly powerful — a great addition to any home theater or audio setup. Highly recommended!
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Reviewed in the United States on November 3, 2025 by Ram 🐏 Ram 🐏
Color: AK50
The media could not be loaded. B0FPQ6DJ82 - Romicta AK50 Stereo Audio Amplifier 400W Home This is a nice bit of kit, right here! I'm no audiophile, but I did start listening to my dad's hifi before mp3's were an actual thing, and this receiver is great! The size is perfect for my needs, 50W per channel, which happens to pair really nice with my cheap pair of Micca 50W passive speakers I had hanging around (and those are what I use to demo the sound in the attached video). And this is yet another case I ran into, where this thing is a swiss army knife that does a decent job. I'm mostly interested in the bluetooth, which works great with my iphone. I also tested a thumbdrive with an mp3, and that did great too. The FM radio is... well, it's an FM radio (the clothes hanger they provide actually does the job, though). I plan on additionally using the aux in, and wire my tv into it, then I'll be able to listen to youtube from the kitchen while my dinner guests can watch the tv. So for $50 bucks I think this is a great deal, and I plan on integrating it with some of my routines.
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Reviewed in the United States on October 23, 2025 by Scotty Scotty
Color: AK50
I bought this amp mainly for family karaoke nights, and it completely exceeded my expectations. The MIC input with Echo control works flawlessly — just plug in a microphone and you're ready to go. I was also surprised that it supports MIC output so I could connect it to my active subwoofer for deeper vocals. For its compact size, it really packs a punch!
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Reviewed in the United States on October 13, 2025 by Nik
Color: AK50
I've tried a few budget amps before, and they usually come with that annoying static noise. This one? Dead silent when idle. The sound quality is crisp and powerful, and the bass/treble knobs let me fine-tune it just how I like. Honestly feels more premium than the price suggests.
Reviewed in the United States on October 13, 2025 by Emily Kinghorn