100-240V GSM Desktop Phone Support Alarm System(Quad Band)

100-240V GSM Desktop Phone Support Alarm System(Quad Band) Description

1、Adopting SIM300W module with strong signal and good stability. 2、With timing, billing, and checking functions (for public telephones). 3、With receiving signal strength display, working status display, caller ID function. 4、Fully automatic IP function (it can be preset by phone). 5、It can be connected to the market with voice box, burglar alarm host, ordering software.
Features:
Adopting SIM300W module with strong signal and good stability.
No need for investment in ground cable lines, easy to install.
Large screen Chinese LCD display.
With timing, billing, and checking functions (for public telephones).
With receiving signal strength display, working status display, caller ID function.
The operation mode is the same as that of ordinary telephone landline.
Fully automatic IP function (it can be preset by phone).
It can be connected to the market with voice box, burglar alarm host, ordering software.
Specification:
Condition: 100% Brand New
Material: ABS plastics
Color: As picture shown
Frequency range:
dual band: GSM 900MHz/1800MHz
GSM 900MHz (transmit 890-915MHz / receive 935-960MHz) / GSM 1800MHz (transmit 1710-17850MHz / receive 1805-1880MHz)
quad band: GSM 850/900/1800/1900MHZ
Peak power: 0.25W/0.5W
Power consumption: Static 25 mA, emission 400 mA
Sensitivity: -104 dB
Ambient temperature: -10 C ~+40 C
Operating humidity: 45 % to 90 % (without condensation)
Atmospheric pressure: 86~106 Pka
Ambient noise: