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 | Wi-Fi | Integrated dual-band 2.4GHz & 5GHz 802.11 a/b/g/n/ac | Feature Keys | 26 keys, including: 6 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.711µ/a-law, G.726, G.722 (wide-band), G.723, iLBC, full band Opus, Inband and out-of-band DTMF (in audio, RFC2833, SIP INFO), VAD, AEC, CNG, PLC, AGC, AJB | Telephony Features | Dial, Answer, Redial, Flash ,Hands-free, Voice Mail(with the server), Transfer, Conference, 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 GDS Door opening. Support for advanced jitter-resilience algorithm. | USB | USB Type-C port for charging external devices (500mA MAX) | 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 | Power & Green Energy Efficiency | Universal power adapter (GHP620W/GHP621W): Input: 100~240Vac 50~60Hz Output: 12V/0.5A(6W) | Temperature and Humidity | Operation: 0°C to 40°C Storage: -10°C to 60°C Humidity: 10% to 90% (Non-condensing) | Package Content | GHP phone, handset with cord, Base Stand, faceplate, Quick Installation Guide | Color | Black | Physical | 210mm(L)*132mm(W)*89.8mm(H) (with handset and base stand) Unit weight: 620g Package weight: 920g |
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