Konnwei GSM Desktop Phone Fixed Wireless Terminal Support Alarm System

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: 100percent 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 consu mption: Static less than 25 mA, emission less than 400 mA Sensitivity: -104 dB Ambient temperature: -10 degrees C ~+40 degrees C Operating humidity: 45 percent to 90 percent (without condensation) Atmospheric pressure: 86~106 Pka Ambient noise:

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