Durable powder-coated telephone numbers Auto-dial waterproof phone KNSP-04-2


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. |
