SPECIFICATIONS: Protocols/Standards | SIP: SIP RFC3261, TCP/IP/UDP, RTP/RTCP, RTCP-XR, TLS, SRTP Network: IPv4, IPv6, HTTP/HTTPS, ARP, ICMP, DNS(A record, SRV, NAPTR), DHCP, SSH, TFTP, NTP, STUN, LLDP, TR-069, 802.1x | Network Interfaces | One auto-negotiation 10/100 Mbps ethernet port integrated PoE Class 2 | Feature Keys | 23 keys, including 3 programmable keys, 12 Standard Phone Digits keys (0-9: speed dial keys configuration on web page, *, #), 5 Function keys (Flash, Redial, Hands-free, Voice Mail, Hold), 3 Volume Control keys, Up/Down/Mute(with red color LED) | HD Audio | One HD handset support for wide band audio | Voice Conferencing | 2 SIP accounts and lines, up to 3-way conference | Voice Codecs and Capabilities | Support for G.729A/B, G.711Āµ/a-law, G.726, G.722 (wide-band), G.723, iLBC, and full band OPUS. In- band and out-of-band DTMF (in audio, RFC2833, SIP INFO), VAD, AEC, CNG, PLC, AGC, AJB. | Telephony Features | Dial, Answer, Transfer, Conference, Redial, Flash ,Hands-free, Voice Mail (with the server) Hold / Unhold, Mute /Unmute, flexible dial plan, Speed dial server redundancy & fail-over Call out. | Advanced Features | Support for multicast paging and E911 service Support for advanced jitter-resilience algorithm Supports GDS Door Opening | Wall Installation | 1 Wall Mountable Base | QoS | Layer 2 QoS (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS | Security | Secure boot, random default password, unique security certificate per device, administrator level passwords, 256-bit AES encrypted configuration file, SRTP, TLS, 802.1x media access control | Multi-language | English and Chinese | Upgrade/Provisioning | Firmware upgrade via FTP/TFTP / HTTP / HTTPS, fast boot in 15 seconds, mass provisioning using GDMS/TR-069 or AES encrypted XML configuration file | Temperature and Humidity | Operation: 0Ā°C to 40Ā°C Storage: -10Ā°C to 60Ā°C Humidity: 10% to 90% (Non-condensing) | Package Content | GHP61X phone, handset with cord, base Quick Installation Guide | Color | Black | Physical | 211mm(L)*53mm(W)*44mm(H) (with handset) Unit weight: 300g Package weight: 445g |
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