China Oupushi B3 Stereo Smart Home Audio System in Wall Amplifier Bluetooth Amplifier

Package Contents
One copy of the instructions
One bracket, 2pcs
Remote control

power supply

AC110-250V

Load

4-8 ohm

output power

2*25W/2*15W

SNR

≥98dB

FM range

87.5-108MHZ

Infrared remote control distance

8M

Bluetooth distance

8M

Product size

86*86*12M

External interface description
1. Speaker: Speaker cable (200 core), RVH2X100, RVH2X200 connected to SPK R+ SPK R-
2. Speaker: Speaker cable (200 core), RVH2X100, RVH2X200 connected to SPK L+ SPK L-
3. Audio output: audio cable (three core shielded cable: commonly known as microphone cable) RVVP2X0.5, RVVP2X0.75, connected to OUT R+OUT L+GND.
4. Audio input line: audio line (three core shielded line: commonly known as microphone line) RVVP2X0.5, RVVP2X0.75, connected to AUX L+AUX R+GND.
5. Video output: Turn on GND+ATV for video output
6. Trigger the doorbell: Turn on GND+DB to trigger the doorbell.
7.485 interface (optional): 485 line, connect 485A+485B+GND.
8. Radio antenna
9. Power switch: Turn the power off to the left and turn the power on to the right.
Power terminal: Connect AC220V power supply.