*Wireless Ding Dong Doorbell,perfectly fit for apartment,villas,home,hospital and many other needed places.
*Full-digital frequency modulation technology,never code stringing.
*Ultra-low power consumption design,power saving and lasting.ABS material for stable performance and long time use.
*28 chord ringtones to choose from and 3-step volume adjustable.
*Long distance control,strong penetration and stable signal.Simple & easy to operate,simple appearance elegant design.
Volume:25-110dB(3-step volume adjustable)
Receiver operating temperature:-10℃~55℃
Transmitter operating temperature:-20℃~65℃
Package Size: Approach.14*11*8cm/5.51*4.33*3.15in
Package Weight: Approach.250g/8.82oz
1* Bag of Screws