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VoIP phone - 3-way call capability - SIP - 2 lines - black
| Main Specifications | |
|---|---|
| Product Description | Grandstream GHP Series GHP611 - VoIP phone - 3-way call capability |
| Product Type | VoIP phone |
| VoIP Protocols | SIP |
| Voice Codecs | G.722, G.723, G.726, iLBC, Opus, G.729A/B, G.711a-law, G.711?-law |
| Lines Supported | 2 lines |
| Speakerphone | Yes |
| Call Services | Voice Mail, Call Transfer, Call Hold, Call Mute |
| Network Ports Qty | 1 x Ethernet 10Base-T/100Base-TX |
| Body Color | Black |
| General | |
| Product Type | VoIP phone |
| Shipping Weight | 15.7 oz |
| Body Color | Black |
| Miscellaneous | |
| Connections | Network / RJ-45 |
| Hearing Aid Compatible | Yes |
| Placing / Mounting | Wall-mountable, table-top |
| Phone Features | |
| Call Services | Voice Mail, Call Transfer, Call Hold, Call Mute |
| Dialer Location | Handset |
| Conference Call Capability | 3-way |
| Speakerphone | Yes |
| Programmable Buttons Qty | 3 |
| Volume Control | Yes |
| Indicators | Voice message waiting indicator |
| Additional Functions | Speed dial memory, redial, flash function, conference mode, door release function, Hands-free calling, multicast paging |
| Dimensions & Weight (Shipping) | |
| Shipping Weight | 15.7 oz |
| Dimensions & Weight (Base) | |
| Width | 2.1 in |
| Depth | 8.3 in |
| Height | 1.7 in |
| Weight | 10.6 oz |
| IP Telephony | |
| VoIP | Yes |
| VoIP Protocols | SIP |
| Voice Codecs | G.722, G.723, G.726, iLBC, Opus, G.729A/B, G.711a-law, G.711?-law |
| Lines Supported | 2 lines |
| Quality of Service | IEEE 802.1Q (VLAN), Differentiated Services (DiffServ), IEEE 802.1p, Type of Service (ToS), Multiprotocol Label Switching (MPLS) |
| IP Address Assignment | DHCP |
| Security | 256-bit AES, IEEE 802.1X, TLS, SRTP |
| Power Over Ethernet (PoE) Support | Yes |
| Network Protocols | IP, TCP, TFTP, UDP, ICMP, ARP, HTTP, HTTPS, Link Layer Discovery Protocol (LLDP), SRTP, TR-069, RTCP, RTP, NTP, RTCP-XR, DNS SRV, DNS NAPTR, SSH, STUN, TLS, DNS A record, IPv6, IPv4 |
| Network Ports Qty | 1 x Ethernet 10Base-T/100Base-TX |
| Voice Features | Comfort noise generation (CNG), voice activity detection (VAD), acoustic echo cancellation (AEC), packet loss concealment (PLC), adaptive jitter buffer (AJB), automatic gain control (AGC), HD audio |
| Network Features | Grandstream Device Management System (GDMS) |
