Emergency telephone KNZD-07A

analogVoIPSIP

Public emergency telephone is in the place where the accident that easy to install for sos emergency telephone for help.We can provide elevator parts Telephone Emergency Phone SOS device security telephone with speed dial buttons optional for the ship cockpit. As in the highway of highway roadside emergency telephones, waterproof telephone for the coal mine explosion-proof telephone used in coal mines, oil Wells, used in tourism scenic tourists such as telephones are belongs to the category of the public emergency telephone. The main function of the Public analogue telephone is that, when the accident occurs, the telephone which can be used and must be able to be used for emergency call for help has completely different requirements for its work according to different use environment. DESCRIPTION ITEM 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.