Specifications:

Voltage Requirements: 9V-12V AC or DC 9V-12V

Motor Preamplifier board Dimensions: 120mm*49.5mm

Switch board size: 55mm*27mm

Power Switch Size: 32mm*49.5mm

Accessible audio source devices: 4

Instruction :

Audio signal wiring methods: Signal -> Switch board inputs -> switching panel output terminals -> Volume control panel inputs -> Volume control panel output terminals -> preamp or amp

Volume remote control: Press the remote control VOL + or - volume motor control motor forward or reverse, to achieve volume adjustment. (You can also manually direct rotary potentiometer volume control)

Audio switch remote control: Press the AV button on the remote control or manual control key each time you press a key input signal source switching a 1234 Road Cycle