| Control display unit | Y |
| STUN server | Y |
| Blacklist | Y |
| Differentiated services (DiffServ) supported | Y |
| Width | 19.1" |
| Depth | 7.52" |
| Height | 1.82" |
| Weight | 5.25 lbs |
| Input Frequency | 50/60 Hz |
| Display Type | LCD |
| Touchscreen | N |
| Dynamic DNS (DDNS) | Y |
| Product color | Black |
| Package weight | 6.97 lbs |
| Ethernet LAN (RJ-45) ports | 1 |
| Certification | FCC, CE, RCM, ITU-T K.21, T1, E1 |
| Operating temperature (T-T) | 0 - 45 °C |
| Storage temperature (T-T) | -10 - 60 °C |
| Operating relative humidity (H-H) | 10 - 90 % |
| Storage relative humidity (H-H) | 10 - 90 % |
| Input voltage | 100 - 240 V |
| DC input voltage | 12 V |
| Modulation | DTMF |
| Rack capacity | 2U |
| Output current | 2 A |
| Authentication method | RFC2833, SIP INFO |
| Networking standards | IEEE 802.1Q |
| Cabling technology | 10/100/1000Base-T(X) |
| Syslog | Y |
| Reset button | Y |
| Display resolution | 128 x 32 pixels |
| Ethernet LAN data rates | 10,100,1000 Mbit/s |
| Quality of Service (QoS) support | Y |
| Security algorithms | 802.1x RADIUS,HTTPS,SRTP,SSH,SSL/TLS |
| Supported network protocols | TCP/UDP/IP, RTP/RTCP, ICMP, ARP, DNS, DDNS, DHCP, NTP, TFTP, SSH, HTTP/HTTPS, PPPoE, STUN, SRTP, TLS, LDAP, PPP, Frame Relay (pending), IPv6, OpenVPN |