About this product

1、Self‑generating power supply, no need for batteries, no need to worry about replacing batteries, easy to use. 2、The pairing is flexible, supporting many‑to‑one, one‑to‑many, and many‑to‑many. An indoor unit supports up to 40 doorbell keys pairing. 3、Large‑capacity music library, 38 types music to choose from it, a variety of options for you to choose, the transmission distance is 150 meters. 4、The housing is designed for outdoor use and is also suitable for all weather conditions, preventing splashes and rain. 5、With a light touch, mechanical energy is converted into electrical energy, easy to install, and easy to paste without wiring, beautiful and practical.

Specification

Item Type: Doorbell

Material: ABS

Weight: Approx. 104g / 3.7oz

Product Size: Approx. 65x50mm / 2.6x2.0in

Power Consumption: 0.25W

Wireless Frequency: 433MHz