SKU : GRP2604P
Categories : Grandstream , 
Brand : Grandstream
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3-Line Essential IP Phone Designed for Mass Deployment and Easy Management
The GRP2604 features 5-way voice conferencing to maximize productivity, integrated PoE (GRP2604P) and is supported by Grandstream’s Device Management System (GDMS).
GRP2604P | |
Protocols / Standards | SIP RFC3261, TCP/IP/UDP, RTP/RTCP, RTCP-XR, HTTP/HTTPS, ARP, ICMP, DNS, DHCP, PPPoE, SSH, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR-069, SNMP, 802.1X, TLS, SRTP, IPv6 |
Network Interfaces | Dual switched auto-negotiation 10/100/1000 Mbps Ethernet ports, integrated PoE (GRP2604P only) |
Graphic Display | 132 x 64 (2.7) backlit graphical LCD display |
Feature Keys | 3 line keys with dual-color LED, 6 SIP accounts, 4 XML soft keys, 5 navigation/menu keys, 10 BLF keys, 8 dedicated function keys (MESSAGE, TRANSFER, HEADSET, MUTE, SEND/REDIAL, SPEAKERPHONE, VOL+, VOL-) |
Auxiliary Port | RJ9 headset jack (EHS support for Plantronics, Jabra, Sennheiser) |
Voice Codecs and Capabilities | G.729A/B, G.711μ/a-law, G.726, G.722, G.723, iLBC, OPUS, DTMF (in-audio, RFC2833, SIP INFO), VAD, AEC, CNG, PLC, AGC, AJB |
Telephony Features | Hold, transfer, forward, 5-way conference, call park, pickup, SCA/BLA, phonebook (XML/LDAP, up to 2000), call waiting, call log (up to 800), auto dial/answer, click-to-dial, flexible dial plan, hot-desking, ringtones, music on hold, server fail-over |
HD Audio | Yes, HD handset and speakerphone with wideband support |
Base Stand | Yes, 2 angles (39° & 45°), Wall mountable (wall mount sold separately) |
QoS | Layer 2 QoS (802.1Q, 802.1P), Layer 3 (ToS, DiffServ, MPLS) |
Security | User/admin passwords (SHA-256), SIP auth (SHA-256, SHA-512/256, MD5), AES security profile, SRTP, TLS, 802.1X |