Tested. Fully working. see condition in the photos
eBay
9V Digital Bluetooth Stereo Amplifier Board Dual Microphone Karaoke Amplifiers 80w for 6-12 Inch Speaker 7.4V Battery
Aliexpress UK
If you have a bluetooth device on your smart phone or laptop, you can send the music to the amplifier without any cables or wires. Type of power amplifier: AV power amplifier. Support:USB Disk/Max 64GB SD Card(Not included).
eBay
PT2399 Reverb Preamp Mixing Board Amplifier Dual Microphone Input Karaoke Amplifier Module Connectable USB Bluetooth Decoder
Aliexpress UK
The Fenton AV430B is a powerful, yet compact home stereo amplifier that is ideal for karaoke enthusiasts. Its 2x 300W output makes it a great choice for powering large passive speakers and bringing the excitement of karaoke to your home. One of the defining features of the Fenton AV430B is its exceptional karaoke performance. It features two microphone inputs, each equipped with echo and tone controls, making it simple to sing along with your favorite tunes. In addition to Bluetooth connectivity, the Fenton AV430B offers multiple input options, including 3.5mm AUX, USB/SD MP3 player, and RCA inputs, making it easy to connect to a variety of external audio devices.
eBay
Advanced PX2600 Dual Channel 2600W High Power Amplifier DigitaL System 2 Output 2600 Watts PreAmp Stage DJ Karaoke AMP
Aliexpress UK
When will I receive confirmation of my order?. The warranty covers manufacturer faults and does not cover misuse of the item, for example a 'blown out' speaker. Weight (kg): 0.5000. Garden & Patio. Input Connections: 6.3 mm jack RCA.
eBay
220V 12V Digital Bluetooth Amplifier Board Subwoofer Dual Microphone Karaoke Amp Speaker Home Theater DIY Rechargable Version
Aliexpress UK
I bought this amplifier for myself 6 months ago fully working good condition I lost the remote control
eBay
110V 220V 12V Digital Bluetooth Amplifier Board Subwoofer Dual Microphone Karaoke Amp Speaker Home Theater DIY 30W
Aliexpress UK
Digital inputs: USB, SD. Power output: 60 watts per channel into 4Ω (stereo). Speaker load impedance: 4Ω to 16Ω. Input sensitivity: 220mV (line).
eBay
Class-First 4WD 6000W High Power Amplifier DigitaL System 4 / 2 Channel 2600 Watts PreAmp Stage DJ Karaoke AMP
Aliexpress UK
The AV440 is a 2x 200W modern 2-channel karaoke amplifier equipped with a multimedia player and blue illuminated buttons. Provided with a remote control two microphone inputs with tone control for Karaoke applications echo control and a dynamic screen display. Also perfect for applications as HiFi and background music. .
eBay
High-Tech Two Channel 1800W Class-D Digital Power Amplifier Bridged Stereo Mono 3 Modes 2x 450W Stave DJ Karaoke AMP
Aliexpress UK
This Fenton home karaoke system contains everything you need for endless fun, including; two 6-inch speakers, a 600W amplifier, two wired microphones, and the necessary cables. It is packed with useful features and perfect for house parties or fun nights in with family and friends. The two 6-inch speakers deliver high-quality sound with a combined 500W output. With a two-way system featuring a 6-inch woofer and 1-inch tweeter, these speakers deliver a full frequency response, and for versatility, they can be positioned horizontally or vertically. The included 600W amplifier offers a variety of connectivity options, including Bluetooth to wirelessly stream audio from a smart device.
eBay
CA6400 4 Channel 7000W Digital Big Power Amplifier Peak Subwoofer Speaker Stage Karaoke AMP 4x850 Watt RMS 2WD 3400W MiCWL
Aliexpress UK