8-CH Bluetooth wall amplifier with Android

This 8-channel small bluetooth multi-home audio system equipped with micro USB/TF can power 8 to 16 pieces of speakers in your home or small commercial area. It uses a high efficiency class-D amplifier for a maximum output of 8*20 watts, low-impedance speakers. The cool display shows relevant track music info. Plus, you can control everything –seek, change tracks, and adjust the volume – using the included wireless infrared remote controller.


1. 2 Zone control of music, 7 inch touch screen for easy access and control of the system
2. Multi-protocol smart home docking including 485, WIFI, etc.
3. Can install Spotify, Pandora music APPs to play real time music via WiFi
4. Support for external Bluetooth devices such as mobile phones to achieve audio playback, two-way control of playing external Bluetooth device music.
5. Support wireless microphone and family karaoke (optional function);
6. Support audio input and output function; support subwoofer access;
7. Support TF card and OTG 2.0USB interface, USB can be connected to the hard disk;
8. Suitable for homes, commercial areas, kid’s room, etc.
9. With RS 485 control

MODEL BA-820AD2 / BA-820ADT (Tuya version)
Output power 8*20W
Max. power 8*40W
Speaker Impedance 4-8ohm
System Android 8.1
Network WIFI
CPU ARM Quad-Core Cortex-A35 1.5GHz
Display 7inch HD touch screen
Resolution 1024*600 IPS
Bluetooth wireless range 10M
THD 0.03% (1W.1KHZ)
Frequency response 20 Hz-20 kHz (+/-2dB)
SNR 98db
Music format MPEG-1/2/3/4, RM/RMVB, WMV, MOV, MK, VOB,
AVI, 3GP, H, 264, etc.
Video format AVI, 3GP, H, 264, etc.
Power Requirements 110-250VAC
Wiring box size 110*175*59mm
Product size 129*184.6*10.5mm
Weight 0.7kg