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Hot Sale Emergency Telephone for Highway Call Box Railway IP Phone图1

Hot Sale Emergency Telephone for Highway Call Box Railway IP Phone

2025-05-04 00:32230已售
价格 1.00
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Emergency Telephone For Highway Call Box Railway IP Phone KNSP-18

As Public telephone for indoor or outdoor, Taxi or bus stands or station, Highway call box, Railway, metro, ATM machines side, Tunnel, Port, Dock, Mines, Generation facilities...
A good ideal telephone for use in wet or corrosive atmospheres
 
DTMF(Dual Tone Multi Frequency)
Standard and SMART Analogue and VoIP-SIP options available
Matching with most PABX, PBX, PAX and IPABX systems
 
What's the Weatherproof Telephone specifications?

1. SMC(sheet moulding compound) body, high anti-violent, able to glisten, convenient for looking for
2. Handset:made of special engineering plastic, high anti-knock resistance. high tensile strength resistance and high anti-violent.
3. Full keypad with memory, 10 button programmable speed-dial telephone. Illuminated button opitional. 
4. Hearing Aid compatible receiver, Noise canceling microphone
5. Handset integrity wiring to enable the telephone system to check if the telephone uni8t is still operational.
6. All of the components including handset telephone receiver and transmitter, keypad, buzzer, circuit board and cabinet are designed to be multi - layer waterproof and dust - proof which is up to Class III grade. The whole machine is up to national standard GB4208-93 IP 66.
7 Phone is provided with high stability, high anti-jamming capability, and it is up to national standard GB/T 15279-94.
8. Lightening protection to ITU-T recommendation K.21
 

3.Technical parameter

Ambient temperature

-30~+60°C

Defend grade

IP66

Relative humidity

10%--95%

Atmospheric pressure

86~106KPa

Circumstance noise

less than 60dB(A)

Sound level of ringing

>70dB(A)

Standard frequency

697. 770. 852. 941Hz

Call transmission index

(5KM)SLR<12,RLR<-1,STMR>10, output impedance is 600 Ohm.
 

If you want more informations, pls contact us now!
Contact: Riva Hu
Tel: 86-0755-27448753
Fax: 86-0755-29790278
Web:WWW.KOONTECH.COM
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Hongkong Koon Technology Ltd.

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