自動番号割り当て式電話 KNZD-07C

アナログVoIPGPRS

1. Shell: stainless steel material with high strength and elasticity, wide high impact strength, wide service temperature. 2. Hook: stainless steel, using magnetic induction hang up, don’t need hook switch, no contact gaps. 3 . Buttons: metal buttons, abrasion-proof and anti aging. (Can be customized back lit keyboard) 4.Display: This model is IP version supports Caller ID or IP address of the display. (Can be customized according to standard GSM CDMA, etc.) 5.Handset: special ABS, / PC synthesis, integrated structure, good sealing, resistance to knock ,twisted pull no deformation, doesn’t burst at -35 centigrade. 6. Wire: using Teflon wire, acid and alkali resistance, high temperature, anti-aging, do not catch fire. 7. Waterproof glue : imported waterproof glue, high viscosity, high temperature resistance, high pressure, waterproof life more than 10 years. 8. Transmitter and receiver of handset ,keyboard, buzzer,circuit board ,shell , all accessories use multi-layer waterproof and dust-proof structure. It has three-level waterproof, dust proof functions, the whole rating reach to IP66. 9. Telephone is very stability, strong anti-jamming capability, In line with the national standard GB / T 15279-94.