| Mobile |  | 1 GSM/CDMA/UMTS Channel |
| GSM Frequency | | 850/900/1800/1900 MHz |
| UMTS Frequency | | 850/1900 MHz, 850/2100 MHz, 900/2100 MHz |
| CDMA Frequency | | 800 MHz |
| Antenna Splitter (4 in 1) | | – |
| Protocol | | SIP, IAX2 |
| Transport | | UDP, TCP, TLS, SRTP |
| Voice Codec | | G.711 (alaw/ulaw), G.722, G.726, G.729A, GSM, ADPCM, Speex |
| Echo Cancellation | | ITU-T G.168 LEC |
| DTMF Mode | | RFC2833, SIP INFO, In-band |
| Console Port | | – |
| Calling Type | | Termination (VoIP to GSM/CDMA/UMTS), Origination (GSM/CDMA/UMTS to VoIP) |
| LAN | | 1 10/100Mbps |
| Network Protocol | | FTP, TFTP, HTTP, SSH |
| NAT Traversal | | Static NAT, STUN |
| Network | | DHCP, DDNS, Firewall, OpenVPN, Static IP, QoS, Static Route, VLAN |
| Dimensions (L × W × H) (mm) | | 110 x 70 x 24 |
| Power Supply | | DC 12V, 1A |
| Operation Range | | 0°C to 40°C, 32°F to 104°F |
| Storage Range | | -20°C to 65°C, -4°F to 149°F |
| Humidity | | 10-90% non-condensing |