Description
**-chord music (*2 musics to choose).
With flashing blue LED and adjustable music volume.
**0m super long distance remote control.
European style design.
*5 years wireless doorbell RF technology experience.
DIY system, attractive design, decoration, and practicality.
Digital system, anti-interference.
Power supply: **0 to **0V, **0 to **0VAC.
Operating range: Up to **0m (no obstacles).
Available plug: Two round pin, two flat pin.
Working temperatures: **0 to *0.C
Frequency: **5/**3MHz *0.5MHz
Quiescent current: *0 to **0mA
Working current: *0 to **0mA
Low power consumption:
