Audio Signal Infrared Volume Potentiometer For Power Amplifier DIY Remote Control

Parameters:

*Input voltage: AC 9V or DC 12V (DC input without distinction between positive and negative)
*Potentiometer resistance: the default installation B50K double, you can also install other resistance.

Motherboard size: 12CM * 4.9CM
Motor motor drive voltage: 4V
Audio selection signal number: 4 way
Power supply control Output voltage: 4.5V (direct drive relay)

Remote control instructions:
POWER power switch
INPUT input selection
VOL volume fine
BRIGHT volume coarse adjustment

Volume control method:
*Y*ou can directly use the hand screw potentiometer to play manual volume control
*Press VOL + / VOL- to adjust the volume. At this time, the potentiometer is rotated at 4 degrees each time it is pressed.
*With the remote control by BRIGHT + / BRIGHT- is the volume rough at this time the potentiometer to each time by a key 15 degrees angle rotation is a rough adjustment of volume
*Two-speed with the use of coarse adjustment roughly the volume value, and then fine-tuning precision positioning volume value. Both fast and fine.

Package:
1x Motor Volume board
1x Audio switch board
1x Remote control
1x Cable

Shippment:
1.Every parcel will be registered with tracking number. 

2.International shipping requires complicated shipping procedures (such as both countries customs, transit stations etc.), also will be affected by many factors, such as holidays, weather conditions et. If the transportation time is not normal, please contact us