We offer High Performance Wireless Doorbell. 1) Sandblast technique; 2) 48 kinds of musical tones(16 melody); 3) 180m remote control distance; 4) signature available; 5) 4 garde volume regulation; 6) Water proof function; 7) Touch operation button; 8) Two receiver one transmitter working way; Please feel free to contact us.

Product Name: Wireless Digital Doorbell With 48 Melody (S-136) Model : S-136 Description The wireless door bell adopts new design and technology, melodies function and large effective range, easy to install and use, is a good choice for your house, villa, etc. Specification: 1. Adjustable Volume, 50-80dB 2. 48 kinds of melodies for choose...more

We offer GSM alarm system which adopts SMS data transmission and voice platform of GSM network to send control command and receive alarm remotely. The system can be set delayed-arm. When a signal is detected by detectors, the detectors will send alarm signal to host immediately, then the host sends alarm SMS to its pre-set mobile phone numbers, and...more

Hot function: This system supports two way communicating. Adopt GSM network, no distance limit when alarming. Can support the GSM/CDMA cell phone, Support English SMS function; Can store five alarm phone number and the room number message, which can send to the owners, policeman and the monitoring center. Long distance to arm/disarm/panic alarm...more