| Protocols | SIP (RFC3261) |
|---|---|
| Voice codec |
G.711 with Annex I (PLC) and Annex II (VAD/CNG), G.723.1, G.729A/B, G.726, iLBC, OPUS, dynamic jitter buffer, advanced line echo cancellation |
| Ports |
1x 10/100/1000 Mbps RJ-45 (WAN), 1x 10/100/1000 Mbps RJ-45 (LAN) |
| Voice ports | 8xFXS |
| Operating modes | SIP Proxy client |
| DTMF |
In-audio, RFC2833 and/or SIP INFO |
| VoIP lines | 8 |
| Fax support | T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711 for Fax Pass-through |
| QoS |
Layer 2 (802.1Q VLAN, SIP/RTP 802.1p) and Layer 3 (ToS, Diffserv, MPLS) |
| Voice quality |
VAD, CNG, Packet Loss Concacelation (PLC), dynamic Jitter buffer, echo cancelation |
| Call features |
Caller ID display or block, call waiting, flash, blind or attended transfer, forward, hold, do not disturb, 3-way conference |
| Router | with NAT function |
| Addressing |
static IP, DHCP client |
| Provisioning |
HTTP, HTTPS, SSH, TFTP, TR-069 , secure and automated provisioning using AES encryption, syslog |
| Management |
WWW, telnet |
| Power |
12V DC 1,5A, 100-240VAC, 50-60Hz |
| Operating temperatures | 0°C ÷ 40°C |
| Operating humidity |
10% ÷ 90%, non-condensing |
| Dimensions | 180x120x36 mm |
| Certificates |
CE, FCC, RCM |
| Warranty | 24 months |
| Manufacturer | Grandstream |
| Network Interface | Two 10M/100/1000Mbps auto-sensing Ethernet port(RJ45) |
|---|---|
| FXS Port | 4 |
| Voicemail Indicator | Yes |
| Fax over IP | T.38 Compliant Group 3 Fax Relay up to 14.4kbps and auto switch to G.711 for Fax Pass-through |
| Caller ID |
Bellcore Type 1 & 2, ETSI, BT, NTT, and DTMF-based CID |
| Remote Configuration | HTTP/HTTPS/Telnet/TFTP Provisioning |
| Security Media | SRTP |
| Warranty | 24 months |
| Protocols/Standards |
SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS(A record, SRV, NAPTR), DHCP, PPPoE, TELNET, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR-069, 802.1x, TLS, SRTP, IPV6 |
|---|---|
| Networking Interfaces | Dual-switched 10/100Mbps port |
| Feature Keys |
2 SIP account, 4 line keys, 3-way conferencing, 4 XML programmable context-sensitive soft keys |
| Voice Codec |
Support for G.723.1, G.729A/B, G.711µ/a, G.726-32, G.722 (wide-band), iLBC, in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO |
| Telephony Features |
Hold, transfer, forward, 3-way conference (via programmable key), call waiting, off-hook auto dial, click-to-dial, flexible dial plan, personalized music ringtones, server redundancy and fail-over |
| HD Audio |
Yes, HD handset with support for wideband audio |
| Base Stand |
Yes, 2 angle position available |
| Protocols/Standards |
SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS(A record, SRV, NAPTR), DHCP, PPPoE, TELNET, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR-069, 802.1x, TLS, SRTP, IPV6 |
|---|---|
| Networking Interfaces | Dual-switched 10/100/1000Mbps port PoE |
| Feature Keys |
3 SIP account, 6 line keys, 3-way conferencing, 4 XML programmable context-sensitive soft keys |
| Voice Codec |
Support for G.723.1, G.729A/B, G.711µ/a, G.726-32, G.722 (wide-band), iLBC, in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO |
| Telephony Features |
Hold, transfer, forward, 3-way conference (via programmable key), call waiting, off-hook auto dial, click-to-dial, flexible dial plan, personalized music ringtones, server redundancy and fail-over |
| HD Audio |
Yes, HD handset with support for wideband audio |
| Base Stand |
Yes, 2 angle position available |
| SIP Compliant and Protocols |
SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS (A record, SRV, NAPTR), DHCP, PPPoE, TELNET, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR-069, 802.1x, TLS, SRTP, IPv6 |
|---|---|
| Networking Interfaces |
Dual 10/100/1000mbps Ethernet ports, PoE, Bluetooth |
| Voice Codecs |
G.729A/B, G.711µ/a-law, G.726, G.722 (szerokopasmowe), i iLBC, in-band i out-of-band DTMF (in audio, RFC2833, SIP INFO) |
| Superb Audio Quality |
Advanced Digital Signal Processing (DSP), Silence suppression, VAD, CNG, AGC high fidelity wideband audio (G.722). HD handset |
| Custom Ringtone Software | Convert most music files to a Grandstream ringtone |
| Advanced Functionality |
Multi-line support, multi-party conferencing (5-way), multi-language support (MLS), headset enabled, expandable, intercom, AES encryption, etc. |
| Cost-effective IP Solution | Small to Medium enterprise office IP Phone |
| Warranty | 24 months |