GSM alarm systems

Business security alarm systems, embedded intelligent voice prompt, with 315/433/868MHz frequency

Alarm system host, newly compatible with 2262 & 1527, 110dB loudness alarm

PSTN wireless alarm system embedded with variety of intelligent voice prompts and in Ni-Hi battery

Alarm outdoor detectors, supports remote monitoring with 6 voice phone call numbers and battery base

Smart use home GSM burglar alarm with 433/315MHZ

Quad-band GSM voice kit for bank security system

Best hot product human voice kit prompt with Hi-Fi/gsm/gprs and full quadband module

Hot-sold product intelligent voice kit prompt with 9mA standby current, two way speak

120 wireless zones alarm system security home guard with Quadband GSM module, time screen

Voice recognition system with 433/315 mhz and IOS APPs

Wireless intruder GSM alarm system, supports 120 wireless defense zones/10 seconds voice playback

Quadband GSM module smart burglar alarm system with 102 record checking/APP/Google play