- Capacity: 4 Outside Lines and 16 Extension Lines
- Key Phone: n/a
- Caller ID: Operator CID, Optional Intercom
- DISA Record: 1 Paragraph, Total 12 Seconds
- Power Failure Transfer: 4 Ports
- 6 Fixed-Function Button Regular Phone
SPECIFICATIONS:
Voltage: 110 or 220VAC, 50~60Hz
Max. Power Consume: 30W
Cross Attenuation: ≥ 70 dB
Transmit Loss: ≤ 0.37dB
Dialing Mode: Pulse/ DTMF
Environment Temp: 0~45º C
Environment Humidity: 10%~90%