Low prices, no fees & free shipping. Seen it cheaper?
Key Details:
- Model: GRP2603
- Part #: GW000055
- Warranty: 1 Year
- Brand: Grandstream
Ask Our Experts:
Grandstream GRP2603 3-Line Essential Carrier-Grade IP Phone
The GRP2603 features 5-way voice conferencing to maximize productivity, integrated PoE and is supported by Grandstream’s Device Management System (GDMS).
- 3 lines, 6 SIP accounts, up to 3 call appearances
- Supported by GDMS which provides a centralized interface to configure, provision, manage and monitor Grandstream devices
- Electronic Hook Switch (EHS) support for Plantronics, Jabra, and Sennheiser headsets
- Full-duplex speakerphone with HD audio to maximize audio quality and clarity
- Equipped with noise shield technology and AI noise reduction to minimize background noise
- Supports 5-way audio conferencing for easy conference calls
- Enterprise-level protection including secure boot, dual firmware images, and encrypted data storage
- Swappable faceplate to allow for easy logo customization
- 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-MED, LDAP, TR-069, SNMP, 802.1X, TLS, SRTP, IPv6
- Graphic Display: 132 x 64 (2.7’’) backlit graphical LCD display
- Feature Keys: 3 line keys with dual-color LED and support for 6 SIP accounts, 4 XML programmable context sensitive soft keys, 5 (navigation, menu) keys. 9 dedicated function keys for: MESSAGE (with LED indicator), TRANSFER, HOLD, HEADSET, MUTE, SEND/REDIAL, SPEAKERPHONE, VOL+, VOL
- Auxiliary Port: RJ9 headset jack (allowing EHS with Plantronics & Jabra &Sennheiser headsets)
- Voice Codecs and Capabilities: Support for G.729A/B, G.711µ/a-law, G.726, G.722(wide-band), G.723.1, iLBC, Opus, in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO), VAD, AEC, CNG, PLC, AGC, AJB
- Telephony Features: Hold, transfer, forward, 5-way conference, call park, call pickup, shared-call appearance (SCA)/bridged-line-appearance (BLA), downloadable phonebook (XML, LDAP, up to 2000 items), call waiting, call log(up to 800 records), off-hook auto dial, auto answer, click-to-dial, flexible dial plan, hot-desking, personalized music ringtones and music on hold, server redundancy and fail-over
- HD Audio: Yes, HD handset and speakerphone with support for wideband audio
- Base Stand: Yes, 2 angle positions available (39° & 45°), Wall Mountable (wall mount sold separately)
- QoS: Layer 2 QoS (802.1Q, 802.1P) and Layer 3 (ToS, DiffServ, MPLS) QoS
- Security: Ordinary user and administrator level passwords based on SHA-256 and SHA-256 sess authentication, SIP authentication algorithms based on SHA-256, SHA-256 sess, SHA-512/256, SHA-512/256 sess, MD5 sess. AES security profile, SRTP, TLS call encryption, 802.1X media access control.
- Multi-language: English, Chinese, Korean, Japanese, German, Italian, French, Spanish, Portuguese, Russian, Croatian, and more
- Upgrade/Provisioning: Firmware upgrade via FTP/TFTP / HTTP / HTTPS, mass provisioning using GDMS/TR069 or AES encrypted XML configuration file
- Power & Green Energy Efficiency: Universal Power Supply Input 100-240VAC 50-60Hz; Output +5VDC, 600mA
- Operation Temperature: 0°C to 40°C
- Storage Temperature: -10°C to 60°C
- Humidity: 10% to 90% Non-condensing
- Dimension (L x W x H): 214 x 206 x 68mm (with handset)
- Unit weight: 780g
- Package weight: 1140g
- GRP2603 phone
- Handset with cord
- Base stand
- Power supply
- Network cable
- Quick Installation Guide
Similar Items
Why Buy From Us
Secure Payments
Pay securely via credit card, debit card, Apple Pay, Google Pay & online banking. We use Windcave as our payment provider, offering the highest level in payment security.
Official NZ Warranties
All our products are brand new, direct from the official NZ suppliers. That means genuine products backed with NZ warranties.
100% NZ Owned for 20+ Years
Based in Auckland, New Zealand, we are one of NZ's biggest & most trusted online tech stores, supplying IT & office supplies to over 200,000 Kiwi customers.
Insured & Tracked Delivery
Items are sent on a signature courier delivery service. Packages are tracked & insured so in the event of an issue, you are covered. More details.
Fast, Same Day Dispatch
Our team check & process orders every few minutes, with items typically shipped within hours. Our aim is to dispatch orders same working day.
Free Delivery Offered
We offer free signature courier delivery across NZ for most our items. NZ Post & NZ Couriers are our main courier providers.
What our customers say
Couldn't ask for better service. Elive even realised that the projector had dropped in price after I ordered & refunded the difference. Great to deal with.
From Katikati
I have used Elive many times now, and as usual the service is Excellent. Thanks Elive.
From Morrinsville
As with previous orders placed with Elive the service was of the same high standard. Elive is my first choice when looking for items for my computers
From Hastings