good quality wireless door bell, door chime

Good quality wireless door bell, door chime D691   D691: battery door chime A691: plug-in 220v door chime   Features:   1)    · Suitable for homes, office installed in or outdoors buildings and shops etc. 2)    · 32 sounds selectable at receiver 3)    · Transmitter uses 1x12V 23A battery (supplied) 4)    · Receiver uses  2×1.5V AAA or plug 5)    · 100m operating range 6)    · Easy to install 7)    · No electrical wires to install 8)    · Suitable for Hard of Hearing with Strobe feature 9)    · Low power consumption 10)  ·CE certificate 11)  ·Digital codes prevent wrong calling and interference from other doorbell sets         *Although line of site is not required, the maximum range is based on optimal conditions with minimal interference. Wireless range is affected by objects such as walls, trees, etc. Actual range may vary, depending on environment.   Technical parameters  

Model No.	D691/A691
Frequency	315MHz±0.5MHz 433MHz±0.5MHz
Active pressure wave(receiver)	≤-57dbm
Negative pressure wave(button)	≤-36dbm
Power supply(receiver)	2×1.5V AAA or plug in
Power supply(button)	1*12V 23A Alkaline battery
Working power consumption	≤5W
Transmit power	<10mW
Operating range	UP to 100 meters(OPEN AREA)
Sound options	32 melodies option

    About our superiority:   ·We own advanced facilities and a professional team with wonderful technique. ·Best service, high quality, timely delivery.     Packing   1 door chime 1 button 1 battery  

Carton	pcs/Carton	G.W (kg)	N.W (kg)	MOQ	CTNS/20"FC	Certificate
Battery wireless doorbell (DC)
0.045 CBM	60	9.00	8.00	3000	620	CE
Plug-in wireless doorbell (AC)
0.061 CBM	60	12.00	11.00	3000	460	CE

  LUCKARM company     LUCKARM is here      Best regards, Mike Zhang   Jinhua Luckarm Electric Co., Ltd.
Add: Caozhai Industrial Area Jinhua City,
Zhejiang, China   322200
Tel: 86-579-85238368 ext 805 
Moblie:86-15888998236