Address:Sub-District 25, Wenzhou Economic Development Zone, Zhejiang Province. China Zip:
Features: 1) Range: up to 100m 2) Sounds: ding dong, birds, mp3 music 3) Frequency: 433.92MHz or 315MHz 4) Easy to install: wiring and AC power not required 5) Digital coded radio signal to prevent false triggering 6) Designed to highest standards to meet requirements of radio telecommunications agencies around the world 7) Additional transmitter or receiver available
