- E1/T1/J1 Port: 1 (Support PRI MFC R2 SS7)
- Protocol: SIP (RFC3261)
- Transport Protocol: UDP TCP TLS SRTP.
- DTMF: RFC2833 SIP INFO In-band
- Codec: G.711 a/u-law G.722 G.726 G.729 A GSM.
- LAN: 10/100 Mbps
- WAN: 10/100 Mbps
- Size: 213x160x44mm
- Power Supply: AC 100~240V 50~60Hz (DC 12V 1A)
- Trunk Support
- Call Routing Rules
- Automatic appending and stripping of digits to dialed numbers
- Caller ID name and number support
- FAX support
- Blacklist
- Firewall
- DDNS Support
- Backup And Restore