| Basic Information | ||
| Keys | 4 XML programmable context sensitive softkeys, 5 navigation/menu keys, 9 dedicated function keys for: MESSAGE(with LED indicator), TRANSFER, HOLD, HEADSET, MUTE, SEND/REDIAL, SPEAKERPHONE, VOL+, VOL | |
| Display | 2.8 inch (320x240) TFT color LCD | |
| Security | User and administrator level passwords, MD5 and MD5-sess based authentication, 256-bit AES encrypted configuration file, SRTP, TLS, 802.1x media access control, secure boot. | |
| Ports and Connectivity | ||
| Ethernet Port | Dual switched auto-sensing 10/100/1000 Mbps Gigabit Ethernet ports with integrated PoE | |
| PoE | Yes | |
| Wi-Fi | Dual-Band Wi-Fi 802.11 a/b/g/n/ac (2.4Ghz & 5Ghz) | |
| Bluetooth | Yes | |
| Others | RJ9 headset jack allowing EHS with Plantronics headsets, USB to support Grandstream’s GUV Series headsets and other USB headsets | |
| Codec support | ||
| Voice Codecs | Support for G7.29A/B, G.711µ/a-law, G.726, G.722 (wide-band), G723, iLBC, OPUS, in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO) | |
| Telephony Features | ||
| Number of Lines | 8 line keys with up to 6 SIP accounts | |
| Contact Capacity | Up to 160 contacts by connecting 4 extension modules | |
| Recording | up to 2000 records | |
| Conferencing | 5-way voice conferencing | |
| HD Voice | Full-duplex speakerphone with HD audio | |
| Power | ||
| Power Input | 100-240V | |
| Power over Ethernet | Integrated Power-over-Ethernet (802.3af) IEEE 802.3az Energy-Efficient Ethernet | |
| Power Consumption | 9.5W (power adapter) or 10.8W (PoE) | |
| AC Adapter | Universal power adapter included | |
| Physical Specification | ||
| Dimensions | 220mmx 210mmx 82mm | |
| Weight | 880g | |
| Color | Black | |
| Wall Mounting | Yes, 2 angle positions available, Wall Mountable (Wall Mount *sold separately) | |
| Warranty | ||
| Warranty | 1 Years | |
| Basic Information | ||
| Keys | 4 XML programmable context sensitive softkeys, 5 navigation/menu keys, 9 dedicated function keys for: MESSAGE(with LED indicator), TRANSFER, HOLD, HEADSET, MUTE, SEND/REDIAL, SPEAKERPHONE, VOL+, VOL | |
| Display | 2.8 inch (320x240) TFT color LCD | |
| Security | User and administrator level passwords, MD5 and MD5-sess based authentication, 256-bit AES encrypted configuration file, SRTP, TLS, 802.1x media access control, secure boot. | |
| Ports and Connectivity | ||
| Ethernet Port | Dual switched auto-sensing 10/100/1000 Mbps Gigabit Ethernet ports with integrated PoE | |
| PoE | Yes | |
| Wi-Fi | Dual-Band Wi-Fi 802.11 a/b/g/n/ac (2.4Ghz & 5Ghz) | |
| Bluetooth | Yes | |
| Others | RJ9 headset jack allowing EHS with Plantronics headsets, USB to support Grandstream’s GUV Series headsets and other USB headsets | |
| Codec support | ||
| Voice Codecs | Support for G7.29A/B, G.711µ/a-law, G.726, G.722 (wide-band), G723, iLBC, OPUS, in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO) | |
| Telephony Features | ||
| Number of Lines | 8 line keys with up to 6 SIP accounts | |
| Contact Capacity | Up to 160 contacts by connecting 4 extension modules | |
| Recording | up to 2000 records | |
| Conferencing | 5-way voice conferencing | |
| HD Voice | Full-duplex speakerphone with HD audio | |
| Power | ||
| Power Input | 100-240V | |
| Power over Ethernet | Integrated Power-over-Ethernet (802.3af) IEEE 802.3az Energy-Efficient Ethernet | |
| Power Consumption | 9.5W (power adapter) or 10.8W (PoE) | |
| AC Adapter | Universal power adapter included | |
| Physical Specification | ||
| Dimensions | 220mmx 210mmx 82mm | |
| Weight | 880g | |
| Color | Black | |
| Wall Mounting | Yes, 2 angle positions available, Wall Mountable (Wall Mount *sold separately) | |
| Warranty | ||
| Warranty | 1 Years | |
Grandstream
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