Описание
| Power Supply | от аналоговой телефонной линии |
| 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. |
| Ambient conditions | |
| Protection Type | IP 66-IP67 as per EN60529 |
| Operating Temperature | -30°C to +65°C |
| Storage Temperature | -40°C to +75°C |
Отзывы
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