{"product_id":"grp2603-grandstream-grp2603-3-lines-3-sip-account-ip-phone","title":"GRP2603 - Grandstream GRP2603 3 Lines 3 SIP Account IP Phone","description":"\u003cstyle\u003e.kw-desc ul{padding-left:20px;margin:0}.kw-desc li{margin-bottom:6px}\u003c\/style\u003e\n\u003cdiv class=\"kw-desc\" itemscope itemtype=\"http:\/\/schema.org\/Product\" style=\"font-family:'Helvetica Neue',Arial,sans-serif;color:#333;line-height:1.7;max-width:860px;\"\u003e\n  \u003cmeta itemprop=\"brand\" content=\"Grandstream\"\u003e\n  \u003cmeta itemprop=\"sku\" content=\"GRP2603\"\u003e\n  \u003cdiv style=\"margin-bottom:20px;\"\u003e\n    \n    \u003ch2 itemprop=\"name\" style=\"font-size:22px;font-weight:700;color:#111;margin:0 0 12px 0;\"\u003eGRP2603 - Grandstream GRP2603 3 Lines 3 SIP Account IP Phone\u003c\/h2\u003e\n    \u003cdiv itemprop=\"description\"\u003e\n    \u003cdiv class=\"kw-advanced-pbtech\" style=\"font-family:'Helvetica Neue',Arial,sans-serif;color:#333;line-height:1.7;max-width:860px;margin:0 auto;\"\u003e\n        \u003ch2 style=\"font-size:22px;font-weight:700;color:#111;margin:24px 0 12px 0;border-bottom:2px solid #eaeaea;padding-bottom:8px;\"\u003eFeatures\u003c\/h2\u003e\n\u003cdiv data-block=\"features\" data-scroll-amount=\"100\" data-scroll-top=\"true\" data-trigger-css=\"d-xl-none\"\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cdiv style=\"margin:24px 0;max-width:800px;\"\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;border-radius:8px;\"\u003e\u003ciframe allowfullscreen=\"allowfullscreen\" frameborder=\"0\" referrerpolicy=\"strict-origin-when-cross-origin\" src=\"https:\/\/www.youtube.com\/embed\/woQrHZZzYwU?rel=0\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003ch3 style=\"font-size:18px;font-weight:600;color:#222;margin:20px 0 10px 0;\"\u003e\n\u003cbr\u003eGrandstream GRP2603 3 Lines 3 SIP Account IP Phone\u003c\/h3\u003e\n\u003cp style=\"margin-bottom:16px;font-size:15px;line-height:1.6;color:#444;\"\u003ePart of the GRP series of Carrier-Grade VoIP Phones, the Grandstream GRP2603 is an essential 3-line model designed with zerotouch provisioning for mass deployment and easy management. It features a sleek design and a suite of next generation features including: 5-way voice conferencing to maximise productivity, full HD audio on both the speaker and handset to allow users to communicate with the utmost clarity, EHS support for Plantronics, Jabra, and Sennheiser headsets and multi-language support. \u003c\/p\u003e\n\u003cp style=\"margin-bottom:16px;font-size:15px;line-height:1.6;color:#444;\"\u003eThe GRP series includes carrier-grade security features to provide enterprise-level security, including secure boot, dual firmware images and encrypted data storage. For cloud provisioning and centralised management, the GRP2603 is supported by Grandstream's Device Management System (GDMS), which provides a centralised interface to configure, provision, manage and monitor deployments of Grandstream endpoints. Built for the needs of on-site or remote desktop workers and designed for easy deployment by enterprises, service providers and other high volume markets, the GRP2603 offers an easy-to-use and easy-to-deploy voice endpoint.\u003c\/p\u003e\n\u003cp style=\"margin-bottom:16px;font-size:15px;line-height:1.6;color:#444;\"\u003e- 3 lines, 6 SIP accounts, up to 3 call appearances\u003cbr\u003e- Supported by GDMS which provides a centralised interface to configure, provision, manage and monitor Grandstream devices\u003cbr\u003e- Electronic Hook Switch (EHS) support for Plantronics, Jabra, and Sennheiser headsets\u003cbr\u003e- Full-duplex speakerphone with HD audio to maximise audio quality and clarity\u003cbr\u003e- Equipped with noise shield technology to minimise background noise\u003cbr\u003e- Supports 5-way audio conferencing for easy conference calls\u003cbr\u003e- Enterprise-level protection including secure boot, dual firmware images, and encrypted data storage\u003cbr\u003e- Swappable faceplate to allow for easy logo customisation\u003c\/p\u003e\n\u003cp style=\"margin-bottom:16px;font-size:15px;line-height:1.6;color:#444;\"\u003e\u003cimg src=\"https:\/\/www.pbtech.co.nz\/fileslib\/_20250422210829_832.png\" style=\"max-width: 100%; height: auto; display: block; margin: 16px auto; border-radius: 6px;\"\u003e\u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003ch2 style=\"font-size:22px;font-weight:700;color:#111;margin:24px 0 12px 0;border-bottom:2px solid #eaeaea;padding-bottom:8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv data-block=\"specifications\" data-scroll-amount=\"100\" data-scroll-top=\"true\" data-trigger-css=\"d-xl-none\"\u003e\n\u003cdiv\u003e\n\u003ch3 style=\"font-size:18px;font-weight:600;color:#222;margin:20px 0 10px 0;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:14px;margin-top:8px;\"\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eModel No.\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003eGRP2603\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eProtocols\/Standards\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003eSIP 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\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eGraphic Display\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003e132 x 64 (2.48'') backlit graphical LCD display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eFeature Keys\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003e3 line keys with dual-colour 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\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eVoice Codecs and Capabilities\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003eSupport for G.729A\/B, G.711µ\/a-law, G.726, G.722(wide-band), G.723,iLBC, OPUS, in- band and out-of-band DTMF(in audio, RFC2833, SIP INFO), VAD, AEC, CNG, PLC, AGC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eTelephony Features\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003eHold, 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, personalised music ringtones and music on hold, server redundancy and fail-over\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eAuxiliary Ports\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003eRJ9 headset jack (allowing EHS with Plantronics \u0026amp; Jabra \u0026amp; Sennheiser headsets)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eBase Stand\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003eYes, 1 angle position available (45°), Wall Mountable (*wall mount sold separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eQoS\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003eLayer 2 QoS (802.1Q, 802.1P) and Layer 3 (ToS, DiffServ, MPLS) QoS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eSecurity\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003eUser 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\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eUpgrade\/Provisioning\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003eFirmware upgrade via FTP\/TFTP \/ HTTP \/ HTTPS, mass provisioning using GDMS\/TR069 or AES encrypted XML configuration file\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003ePower \u0026amp; Green Energy Efficiency\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003eUniversal Power Supply Input 100-240VAC 50-60Hz; Output +5VDC, 600mA;PoE: IEEE802.3af Class 1, 3.84W; IEEE802.3az (EEE) (GRP2603P Only)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eTemperature and Humidity\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003eOperation: 0°C to 40°C; Storage: -10°C to 60°C; Humidity: 10% to 90% Non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003ePhysical\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003eDimension: 214mm (L) x 206mm (W) x 68mm (H) (with handset) Unit weight: 780g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n  \n  \n\u003cdiv style=\"margin: 24px 0; padding: 14px 18px; background: #f0f7ff; border-left: 4px solid #0070f3; border-radius: 4px;\"\u003e\n  \u003cstrong style=\"color: #0070f3;\"\u003e🚚 7-Day Returns Policy\u003c\/strong\u003e\n  \u003cp style=\"margin: 6px 0 0; color: #333; font-size: 14px;\"\u003e\n    Not happy? Return within \u003cstrong\u003e7 days\u003c\/strong\u003e of delivery for a full refund or exchange.\n    Items must be unused and in original packaging.\n    Contact \u003ca href=\"mailto:contact@kwtech.co.nz\" style=\"color:#0070f3;\"\u003econtact@kwtech.co.nz\u003c\/a\u003e to arrange.\n  \u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Grandstream","offers":[{"title":"Default Title","offer_id":67012047994925,"sku":"GRP2603","price":95.36,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/5088\/2861\/files\/IPHGSM383071.jpg?v=1783714761","url":"https:\/\/kwtech.co.nz\/products\/grp2603-grandstream-grp2603-3-lines-3-sip-account-ip-phone","provider":"KW Tech","version":"1.0","type":"link"}