IP55 rating waterproof door bell button; CE, FCC, RoHS certified.
Long Range Transmission: up to 300m in open air, perfect for homes/the hearing impaired, or business.
The wireless doorbell kit has 50+ different ring tones and 4 levels volume to adjust.
Easy Installation: No battery required for receiver, just plug in speaker; Transmitter is battery powered, use double-sided tape or anchors & screws to mount it.
