Grandstream GRP2604 / VoIP phone / 5-way call capability / SIP, RTCP, RTP, SRTP, RTCP-XR / 3 lines | GRP2604
Product Specification
Product Type | VoIP phone |
Weight | 790 g |
Shipping Weight | 1.15 kg |
Phone Features | Phone Features |
Call Services | Call Waiting, Call Forwarding, Call Transfer, Call Hold, Call park/pickup |
Dialer Location | Base |
Conference Call Capability | 5-way |
Speakerphone | Yes |
Programmable Buttons Qty | 4 |
Volume Control | Yes |
Indicators | Message waiting indicator |
Lighted Keypad | Yes |
Additional Functions | Music on hold, auto answer, HD audio, auto-dial operation |
IP Telephony | IP Telephony |
Main Features | Multiple VoIP protocol support, integrated Ethernet switch |
VoIP | Yes |
VoIP Protocols | SIP, RTCP, RTP, SRTP, RTCP-XR |
Voice Codecs | G.722, G.723, G.726, iLBC, Opus, G.729A/B, G.711a-law, G.711µ-law |
Lines Supported | 3 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, PPPoE |
Security | 256 bit AES, EAP-MD5, IEEE 802.1X, TLS |
Network Protocols | IP, TCP, TFTP, UDP, ICMP, ARP, HTTP, DNS, SNMP, HTTPS, Link Layer Discovery Protocol (LLDP), SRTP, TR-069, RTP, NTP, DNS SRV, DNS NAPTR, SSH, STUN, Lightweight Directory Access Protocol (LDAP), FTP, TLS, DNS A record, IPv6 |
Network Ports Qty | 2 x Ethernet 10Base-T/100Base-TX/1000Base-T |
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), Noise-Shield Technology |
Network Features | Grandstream Device Management System (GDMS), up to 3 call appearances, 6 SIP accounts |
Phone Memory | Phone Memory |
Phone Directory Capacity | 2000 names & numbers |
Display | Display |
Type | LCD display - monochrome |
Display Location | Base |
Diagonal Size | 2.7" |
Display Resolution | 132 x 64 pixels |
Backlit | Yes |
Display Languages | Multilingual |
Miscellaneous | Miscellaneous |
Connections | Headset jack / RJ-9 |
Placing / Mounting | Wall-mountable, table-top |
Cables Included | Network cable |
Included Accessories | Stand, power adapter, network cable |
Dimensions & Weight | Dimensions & Weight |
Width | 21.4 cm |
Depth | 20.6 cm |
Height | 6.8 cm |
Weight | 790 g |
Dimensions & Weight (Shipping) | Dimensions & Weight (Shipping) |
Shipping Weight | 1.15 kg |