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Top Emergency Call Box, Handsfree Weatherproof Telephone图1

Top Emergency Call Box, Handsfree Weatherproof Telephone

2025-05-06 16:04170已售
价格 1.00
发货
库存 1
产品详情
Tunnel Telephone, Trackside Telephone, Auto-dial Telephone KNSP-04


DTMF(Dual Tone Multi Frequency)
Standard and SMART Analogue and VoIP-SIP options available
Matching with most PABX, PBX and PAX, IPABX systems

Main Product Features:
1. Aluminium alloy die-cast body, Vandal resistant and tamper-resistant
2. One button for calling/answering
3. Handsfree Version
4. Lightening protection to ITU-T K. 21
5. Hearing Aid compatible receiver, Noise canceling microphone
6. Telephone line powered. No external power or battery back up required.
7. Easy installation/ replacement

Application:
The Weatherproof phone will be designed to work on Railway, metro, tunnel, etc. Housed in robust aluminium die case with spring loaded door, it will offer protection against the outdoor environment, vandals resistance and rot resistance.

Packaging specifications
Machine size: 320 *205*120( mm )
Carton size: 439 *277 *191( mm )
Packaging material: Pearl cotton, carton
Gross weight: 7.1KG
Net weight: 5.3KG
 
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
http://koontech.en.alibaba.com/
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Hongkong Koon Technology Ltd.

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