GSM Elder Alarm,GSM serior Guardian,GSM Medical Alarm system A10

Parameter Item Reference Scope DC Power supply Standard adapter: DC9V/1A GSM Frequency Quad-band(850/900/1800/1900Mhz) SIM Card Supporting 3V SIM Card GSM Antenna 50 Ω SMA Antenna interface, internal. Wireless Frequency 433.92Mhz Worn Panic Button Transmission Dist. 60meters in open air. Wireless Detectors Transmission Dist. 100meters in open air Acceptable Max. Worn Panic Button 3Pcs(If not use 24-Hour zones then is 6Pcs) Acceptable Max. Wireless Detectors 7Pcs(4 for watchdog zones, 3 for 24-Hour zones, if not use Worn Panic Button and Wireless Panic Button then is 6Pcs for 24-Hour Zones ) Acceptable Max. Wireless Strobe Siren Unlimited (Optional Function) Max. Distance of the Wireless Siren Transmitter 100meters in open air(Optional Function) Backup Battery 3.7V 900mAh Rechargeable Lithium Battery Temperature range -20-+60 °C Humidity range Relative humidity 90% (condensation free) Exterior dimension 80mm*90mm*20mm Model No A10