Wireless Door Bell QH-822AC

*Plug-in,wire free,BS/European/USA/Australian plug avaiable
*Iphone surface finishing,white color avaiable
*FCC,ETL,CE and RoHS compliant
*Transmitter/bell push IP44 waterproof
*1 million sets of auto-learning codes to avoid interference
*Black body with silver plated frame
*Energy saving,transmitter battery can be used for over 15 months,and plug-in receiver woring
power consumption less than 5W
*Music volume adjustable;flash,ring,or flash+ring for function option

Model No.	QH-822AC
Frequency	315MHz±0.5MHz 433MHz±0.5MHz
Active pressure wave(receiver)	≤-57dbm
Negative pressure wave(transmitter)	≤-36dbm
Power supply(receiver)	AC 110/240V
Power supply(transmitter)	CR2032 3V CELL BATTERY/1X12V 23A ALKALINE BATTERY
Working power consumption	≤5W
Transmit power	＜10mW
Operating range	80 METERS(OPEN AREA)
Sound options	36 Polyphonic Melodies