VoIP phone - SIP - 2 lines
| Main Specifications | |
|---|---|
| Product Description | Grandstream GXP1620 - VoIP phone - 3-way call capability |
| Product Type | VoIP phone |
| Main Features | Integrated Ethernet switch |
| VoIP Protocols | SIP |
| Voice Codecs | G.722, G.723, G.729ab, G.711u, G.711a, G.726, iLBC, Opus |
| Lines Supported | 2 lines |
| Speakerphone | Yes |
| Call Services | Call Waiting, Call Forwarding, Call Transfer, Call Hold |
| Display | LCD display - color - Yes |
| Network Ports Qty | 2 x Ethernet 10Base-T/100Base-TX |
| General | |
| Product Type | VoIP phone |
| Miscellaneous | |
| Connections | Headset jack / RJ-9 |
| Cables Included | Network cable |
| Included Accessories | Stand, power adapter, network cable |
| Display | |
| Type | LCD display - color |
| Display Location | Base |
| Display Resolution | 132 x 48 pixels |
| Backlit | Yes |
| Phone Features | |
| Call Services | Call Waiting, Call Forwarding, Call Transfer, Call Hold |
| Dialer Location | Base |
| Conference Call Capability | 3-way |
| Speakerphone | Yes |
| Dimensions & Weight (Base) | |
| Width | 7.3 in |
| Depth | 8.2 in |
| Height | 3 in |
| Weight | 25.7 oz |
| Phone Memory | |
| Phone Directory Capacity | 500 names & numbers |
| Caller ID Memory | 200 names & numbers |
| IP Telephony | |
| Main Features | Integrated Ethernet switch |
| VoIP | Yes |
| VoIP Protocols | SIP |
| Voice Codecs | G.722, G.723, G.729ab, G.711u, G.711a, G.726, iLBC, Opus |
| 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, static, PPPoE |
| Security | 256-bit AES, EAP-MD5, IEEE 802.1X, TLS |
| Network Protocols | IP, TCP, TFTP, UDP, ICMP, ARP, HTTP, DNS, HTTPS, SRTP, Link Layer Discovery Protocol - Media Endpoint Discovery (LLDP-MED), TR-069, RTCP, RTP, RARP |
| Network Ports Qty | 2 x Ethernet 10Base-T/100Base-TX |
| Voice Features | Comfort noise generation (CNG), voice activity detection (VAD), HD Voice, acoustic echo cancellation (AEC), packet loss concealment (PLC), adaptive jitter buffer (AJB), automatic gain control (AGC) |
| Network Features | Lightweight Directory Access Protocol (LDAP) |