Shenzhen Yuantong Modern Technology Co., Ltd.
Shenzhen Yuantong Modern Technology Co., Ltd.
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Prison Telephone Vandal Proof Phone Emergency Jail Call Systems
Features
1. Standard Analogue phone. Phone line powered.
2. 304 stainless steel material shell, high mechanical strength and strong impact resistance.
3. Vandal resistant handset with Internal steel lanyard and grommet provides added security for handset cord.
4. Zinc alloy keypad.
5. Magnetic hook switch with reed switch.
6. Optional noise-canceling microphone available.
7. Wall mounted, Simple installation.
8. Weather proof protection IP54.
9. Connection: RJ11 screw terminal pair cable.
10. Multiple color available.
11. Self-made telephone spare part available.
12. CE, FCC, RoHS, ISO9001 compliant.
| 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) | ||
| 3G Version | ||
| Power Supply | 12V DC | |
| Power Consumption | -Idle:0.3W | |
| -Active: 1.5W | ||
| Communication Type | Full duplex | |
| Ringer volume | 90~95dB(A) at a distance of 1 m | |
| Program Method | Remote programming by SMS | |
| Frequency | A version: | |
| - Dual-Band WCDMA/HSDPA 850/1900MHz | ||
| - Quad-Band GSM/GPRS/EDGE 850/900/1800/1900MHz | ||
| E version: | ||
| - Dual-Band UMTS/HSDPA 900/2100MHz | ||
| - Quad-Band GSM/GPRS/EDGE 850/900/1800/1900MHz | ||
| J version: | ||
| - Dual-Band UMTS/HSDPA 850(800)/2100MHz | ||
| - Quad-Band GSM/GPRS/EDGE 850/900/1800/1900MHz | ||
| Ambient conditions | ||
| Protection type | IP 66 as per EN60529 | |
| Operating temperature | -25°C to +70°C | |
| Storage temperature | -25°C to +85°C | |
