- System Capacity: Up to 500 Users, 60 Concurrent Calls
- Protocol: SIP, IAX2
- Interface: Up to 8 Analog Ports (FXO/FXS), Up to 8 BRI Ports, Up to 1 E1/T1/J1 Port, Up to 2 GSM/3G/4G Channels
- VoIP Trunks: 100
- Audio Codecs: G.711a/u, G.722, G.726, G.729A, GSM, Speex, ADPCM, iLBC
- Video Codecs: H.263, H.263P, H.264, MPEG4
- Fax Over IP: T.38
- Network: DHCP/Static/PPPoE
- Power Supply: AC 100-240V 50/60HZ 1.5A max
- Dimensions: 440 x 252 x 44 mm
- Weight: 2.5 kg