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Emergency sos telephone

Emergency sos telephone

Product model:KNZD-56
size:180*130*45mm (or customized)
material:304 Stainless Steel

KNZD-56 Specifications
Emergency SOS phone knzd-56 comes with a metal case and embedded mounting. Provides a stable and firm guarantee for emergency calls. SOS emergency rugged phone is often used to easily in an emergency situation, KNZD - 56 is a trustworthy SOS emergency rugged phone。
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emergency sos telephone

KNZD-56 emergency sos phone

We are the manufacturer of  Emergency telephone anti-explosion-proof weatherproof handset Vandal resistant access control for with touch keypad  for villa door phone system .This phone can compatible with most of the analog or digital telephone program-controlled switches,suitable for various work environment of communication,can realize the point-to-point (single bond) calls with public or private network

Electroacoustical Characteristic:
     Sending Loudness Rating: ≥+2dB ≤+12dB 
     Accept Loudness Evaluation value: ≥-8dB ≤-1dB 
     STMR: ≥+3dB ≥+10dB

Function Introduction
    1.Auto-dial function: press the emergency button, after 3 ~ 5 seconds will automatically connect to the specified number for you
    2.Switch monitoring screen: press the emergency button, it will produces a switch signal,the main monitoring will switch to the emergency call position
    3.Call flash hints: when there is an incoming call,high brightness leds start flashing, suggesting there’s phone come in.
    4.Talk time limit:  Automatic timing starts 7 minutes as answered the phone,automatically hang up when time’s up,prevent long time calls occupy line resource (the factory preset functions).
    5.Auto Hang Up: After calling hang up,busy signal detected,automatically terminated.

Product feature:
    ◆ Fixed Dialing Numbers
    ◆ Switch to monitor screen                
    ◆ Call flash hints        
    ◆ Talk time limit    
    ◆ Auto Hang Up               
    ◆ High waterproof and dustproof performance, entire SUS304 stainless steel casing, protection reach IP54.
    ◆ High durability, wire adopts teflon wire, oil resistance, acid resistance, alkali resistance, resistance to strong oxidizer accord with the requirement of military industry standard GJB - 773 and UL1332.


Telephone alarm equipment design


    EMC: EN50121 (Railway application- ElectromagneticCompatibility)     
    EN55022: emissions En55024: immunity FCC ITU-T Recommendations K21 Tel: 0086755 29790158 / 27448753 Fax:0086755 29790278