J&R Technology Limited
A Safe Voice In Global Communications
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Moisture Resistant Tunnel SOS Telephone Post, Railway Trackside Call Box
MAIN FEATURES
- Standard Analogue phone, or SIP phone
- Rugged housing, Cold Rolled Steel for Pillar
- Aluminum alloy die-casting body for telephone
- Weather proof protection to IP67
- Wall/ Pillar mounting, simple installation
- Phone line powered (Analogue)
- External power supply or PoE (SIP-VoIP)
- RJ45 port for SIP phone
- Inductive coupler fitted as standard for hard of hearing
- CE, FCC, ISO9001, RoHS compliant
APPLICATIONS
Ideal for Campus, School, Street, Railway Trackside, Tunnels. Underground Mining, Firefighter, Industrial, Prisons, Jail, Parking lots, Hospitals, Hotels, Guard Stations, Police stations, Stadiums, inside and outside building etc.
TECHNICAL PARAMETERS
| Analogue Version | |
| Power Supply | From the analogue telephone network |
| Supply Voltage | 24 VDC to 65 VDC |
| Supply Current | 20 mA DC to 100 mA DC |
| Ringer Volume | - 80dB(A) at a distance of 1 m - 110dB(A) at a distance of 1 m (for external horn speaker) |
| Dialing Method | DTMF mode in accordance with ITU-T recommendation Q.23. |
| SIP Version | |
| Power Supply | PoE or 12V DC |
| Power Consumption | -Idle:1.5W -Active:1.8W |
| SIP Protocol | SIP 2.0 (RFC3261) |
| Support Codec | G.711 A/U, G.722 8000/16000, G.723, G.729 |
| Communication Type | Full duplex |
| Ringer volume | - 90~95dB(A) at a distance of 1 m - 110dB(A) at a distance of 1 m (for external horn speaker) |
| Ambient conditions | |
| Protection type | IP 66 as per EN60529 |
| Operating temperature | -40°C to +70°C |
| Storage temperature | -45°C to +85°C |
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