Adjusted by the analog components to upgrade the mini mixer, give you the real HIFI sound effect. USB interface, and a built-in MP3 pointer is used to download the music you like to the disk and insert it into the machine, and instantly plug and play.Support 1sets audio input,easy to connect devices.
eBay
PAM8403 5V Power Audio Amplifier Board 2 Channel 3W W Volume Control / USB Power
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
New upgraded Version TPA3255 600WX2 Dual Core 2.0 Channel HiFi Ultra High Power Audio Amplifier Board
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
Class AB Car Audio Modified 4-channel 4*80w High-power Audio Amplifier Four-door Speaker Active Subwoofer Stable Output Music
Aliexpress UK
Fosi Audio BT30D Pro is the upgraded version for BT30D. All-NEW Black Aluminum Appearance. BT30D VS BT30D Pro: MAX Power Output: 50 Watt x2+100 Watt VS 165 Watt x2+350 Watt, Amplifier Chip: TPA3116D2 VS TPA3255.
eBay
YS-AP50L Digital Power Audio Amplifier Board CS8673E Audio Power Amplifier Bluetooth-compatible 5.1 DIY Home Audio Modification
Aliexpress UK
Well, then this is the perfect module for you. This module is based on the famous TDA2030A Audio Amplifier Module which is capable of 18-watt power output with very low harmonic distortion. • Amplifier IC: TDA2030A.
eBay
Fosi Audio ZA3 Stereo Power Audio Amplifier TPA3255 Class D HiFi Amp for Passive Bookshelf Speaker with XLR/RCA/Balanced Input
Aliexpress UK
The Moukey Stereo Power Audio Amplifier is a high-quality 220W Bluetooth 5.0 amplifier with 2.0 channels for stereo audio. This branded amplifier, model MK0101-US, offers powerful sound for your home audio and HiFi separates. With a sleek black design measuring 297 in length and 280 in width, this amplifier from the Electronics department is perfect for enhancing your audio experience.
eBay
AU47-TPA3255 Digital Power Audio Amplifier Board Class D 2.0 Sound Amplifiers Stereo Home Audio Amp 600Wx2
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
Mini Bluetooth-compatible Power Audio Amplifier Board USB Small Power PAM8403 DIY Wireless Speaker Amplifier Board 5W*2
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. Microphone input sensitivity: 9 mv (± 2mv).
eBay
AIYIMA TPA3116 Subwoofer Amplifier Board TPA3116D2 2.1 Power Audio Amplifier 50Wx2+100W Bass Amplificador for Passive Speaker
Aliexpress UK