Specification:
Frequency; 315MHz/433 MHz±2MHz
Power supply(receiver) :AC/DC
Power supply(button): 1*12V 23A battery
Working power consumption: ≤1W
Transmit power: <10mW
Operating range :UP to300 meters(OPEN AREA)
Sound options :52 melodies option
Description
:
· Suitable for homes, office installed in or outdoors buildings and ships etc.
· Wireless range of up to 300 meters
· Easy to install and use ,no need wire
· 52 sounds selectable. 4 level volume control
· Transmitter uses 1x12V 23A battery (supplied)
· Receiver can be plugged into any mains socket around your home
· Water-Proof button
· CE ,ROHS ,FCC certificate pasted
Pls fell free to contact sara:13410915600