Grandstream GRP2603P, Carrier-Grade IP Phones, 3 lines, 6 SIP accounts, Dual 10/100/1000 Mbps Ethernet ports, HD audio, PoE (No PSU included)

Protocols/Standards
SIP RFC3261, TCP/IP/UDP, RTP/RTCP, RTCP-XR, HTTP/HTTPS, ARP, ICMP, DNS(A
record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR069, SNMP, 802.1x, TLS, SRTP*, IPv6

Network interfaces
Two switched 10/100/1000 Mbps Ethernet ports with auto-detection,
built-in PoE support (only in the GRP2603P model)

Screen
132 x 64 (2.7 inch’) dots backlit graphic LCD display

Function buttons
3 line buttons with two-color LEDs and support for 6 SIP accounts, 4
XML context-sensitive on-screen buttons, 5 buttons
(navigation, menu). 9 special function buttons for: MESSAGE
(with LED indicator), TRANSLATION, HOLD, HEADSET,
MUTE THE MICROPHONE, SEND/REDIAL, SPEAKERPHONE
COMMUNICATION, VOLUME +, VOLUME

Additional RJ9 ports headset jack (EHS support for Plantronics, Jabra and
Sennheiser)

Voice codecs and features
Support G.729A/B, G.711µ/a-law, G.726, G.722(wide-band), G.723,iLBC, OPUS,
in- and out-of-band DTMF(in audio, RFC2833, SIP INFO), VAD, AEC, CNG, PLC,
AGC, AJB

Telephony functions
Hold, Transfer, Forwarding, 5-way Conference, Call Parking
, Call Interception, Shared Line (SCA)/parallel
call indication (BLA), downloadable phonebook (XML, LDAP, up to 2000 entries),
call waiting, call log (up to 800 entries), auto-dial when
you pick up the handset, auto-answer, click-to-dial, flexible number plan, hot
table system, personalized ringtones and music on hold, backup
server and fault tolerance

HD Audio
Yes, HD quality in the handset and speaker with broadband sound support

Footing
Yes, 2 positions are available (39° & 45°), wall mounting option
(*Wall mounting bracket sold separately)

QoS Layer 2 QoS (802.1Q, 802.1P) and Layer 3 (ToS, DiffServ, MPLS) QoS

Safety
User and administrative level password,
MD5 and MD5-sess authentication, configuration file with 256-bit AES encryption,
SRTP*, TLS, 802.1x media access control, secure boot

Supported languages English, Chinese, Korean, Japanese, German, Italian,
French, Spanish, Portuguese, Russian, Croatian, etc. languages
Update/

Automatic configuration
Firmware update via FTP/TFTP/HTTP/HTTPS, group configuration
using GDMS (Grandstream Device Management System),
TR-069 or XML configuration file with AES encryption

Power and energy efficiency
Universal power supply
Input 100-240V AC 50-60Hz;
Output +5V post. current, 600mA; PoE: IEEE802.3af Class 1, 3.84W; IEEE802.3az (EEE)
(only for GRP2603P model)

Temperature and humidity
Operation: from 0°C to 40°C
Storage: -10°C to 60°C
Humidity: 10% to 90% non-condensing

Package contents
Phone model GRP2603, tube with wire, base, universal
power supply (only for model GRP2603), network cable, quick
guide

Dimensions Dimensions: 214mm (L) x 206mm (W) x 68mm (H) (with tube)
Device weight:780g; Package weight:1090g for GRP2603P and 1140g for GRP2603

Compliance with standards
GRP2603/GRP2603P
FCC: Part 15 Class B; FCC Part 68 HAC;
CE: EN 55032; EN 55035; EN 61000-3-2; EN 61000-3-3; EN 62368-1; RCM: AS/NZS
CISPR32; AS/NZS 62368.1; AS/CA S004;
IC: ICES-003; CS-03;