Built for managed rollout
GDMS supports remote configuration, provisioning, monitoring and firmware management across compatible fleets.
Grandstream GRP2603 3-Line 6-SIP Essential IP Phone
Not sure what you need?
Read our complete guide.
Not sure what you need?
Read our complete guide.
Grandstream • SKU GRP2603
A carrier-grade 3-line desk phone with 6 SIP accounts, 2.7-inch 132 × 64 backlit LCD, 5-way conferencing, GDMS management and Dual 10/100/1000 Mbps Gigabit Ethernet.
The GRP2603 is part of Grandstreams GRP essential phone family for repeatable business and service-provider deployments. It combines central GDMS provisioning, 5-way audio conferencing, EHS headset support, Noise Shield technology and enterprise security features. This exact GRP2603 is the power-adaptor variant.
Quick answer: Choose GRP2603 when the project needs exactly 3 lines, 6 SIP accounts and Dual 10/100/1000 Mbps Gigabit Ethernet. Confirm SIP compatibility, firmware, headset support, network design and power before ordering.
GDMS supports remote configuration, provisioning, monitoring and firmware management across compatible fleets.
6 SIP accounts and 5-way conferencing support everyday business communication on a compatible platform.
HD handset and full-duplex speakerphone audio support clearer conversations on a correctly configured network.
A quick fit check for Australian businesses comparing equipment for users, rooms, sites or wider projects.
| Exact model | Grandstream GRP2603 |
|---|---|
| Lines / SIP accounts | 3 / 6 |
| Display | 2.7-inch 132 × 64 backlit LCD |
| Audio conference | 5-way |
| Network | Dual 10/100/1000 Mbps Gigabit Ethernet |
| Power | Universal power supply included in the manufacturer package; confirm Australian lead/plug |
GRP2603 supports 3 lines and 6 SIP accounts.
It uses a 2.7-inch 132 × 64 backlit LCD.
No. This exact model is not the PoE variant.
No integrated Wi-Fi is specified for this exact model.
Grandstream lists a universal power supply in the package for this variant; confirm the Australian plug/lead supplied by DigiPhone.
Yes. Grandstream lists GDMS for central configuration, provisioning, monitoring and management.
It has an RJ9 headset port with EHS support for compatible headsets; verify the exact headset and any required cable.
Yes. Provide SKU GRP2603, SIP platform, users, sites, network/power design and required quantity.
Provision and maintain compatible phones from Grandstreams central management platform.
Support up to 3 configured line appearances in the exact model.
Connect supported accounts within the limits of the selected SIP service or IP PBX.
Create supported multi-party voice calls without relying only on a computer.
Preserve speech clarity through supported wideband audio.
Connect to the wired voice network and use the supplied external power arrangement.
Best for: office, branch, remote-work and multi-site SIP deployments requiring the exact GRP2603 feature set.
| DigiPhone SKU | GRP2603 |
|---|---|
| Exact model | Grandstream GRP2603 |
| Product type | Carrier-grade essential SIP IP phone |
| Lines | 3 |
| SIP accounts | 6 |
| Display | 2.7-inch 132 × 64 backlit LCD |
| Audio conference | 5-way |
| Audio | HD handset and full-duplex HD speakerphone |
| Headset | 1 × RJ9 with EHS support for compatible headsets |
| Ethernet | Dual 10/100/1000 Mbps Gigabit |
| Wi-Fi | Not integrated |
| Management | Grandstream GDMS |
| Security | Secure boot, dual firmware images and encrypted data storage |
| Power | Universal power supply included in the manufacturer package; confirm Australian lead/plug |
| Warranty | Grandstream manufacturer warranty |
Compatibility note: Confirm exact GRP2603 variant, SIP platform, firmware, GDMS, Dual 10/100/1000 Mbps Gigabit and power adaptor, headset and wall-mount requirements.
| SKU | GRP2603 |
| Barcode # | 6947273703181 |
| Brand | GRANDSTREAM |
| Shipping Weight | 0.7000kg |
| type | IP VOICE TELEPHONY |
This DigiPhone listing is supplied as an Australian version and is covered by Grandstream manufacturer warranty in Australia; duration and service conditions are subject to the manufacturers terms for this exact product. Warranty service is subject to the manufacturers terms and proof-of-purchase requirements.
Your rights under this warranty are in addition to rights available under the Australian Consumer Law. Keep your DigiPhone invoice and product serial number for any claim.
Bulk and project support: For fleet deployments, spare units or warranty planning, contact DigiPhone with the SKU and required quantity.
Grandstream • SKU GRP2603
A carrier-grade 3-line desk phone with 6 SIP accounts, 2.7-inch 132 × 64 backlit LCD, 5-way conferencing, GDMS management and Dual 10/100/1000 Mbps Gigabit Ethernet.
The GRP2603 is part of Grandstreams GRP essential phone family for repeatable business and service-provider deployments. It combines central GDMS provisioning, 5-way audio conferencing, EHS headset support, Noise Shield technology and enterprise security features. This exact GRP2603 is the power-adaptor variant.
Quick answer: Choose GRP2603 when the project needs exactly 3 lines, 6 SIP accounts and Dual 10/100/1000 Mbps Gigabit Ethernet. Confirm SIP compatibility, firmware, headset support, network design and power before ordering.
GDMS supports remote configuration, provisioning, monitoring and firmware management across compatible fleets.
6 SIP accounts and 5-way conferencing support everyday business communication on a compatible platform.
HD handset and full-duplex speakerphone audio support clearer conversations on a correctly configured network.
A quick fit check for Australian businesses comparing equipment for users, rooms, sites or wider projects.
| Exact model | Grandstream GRP2603 |
|---|---|
| Lines / SIP accounts | 3 / 6 |
| Display | 2.7-inch 132 × 64 backlit LCD |
| Audio conference | 5-way |
| Network | Dual 10/100/1000 Mbps Gigabit Ethernet |
| Power | Universal power supply included in the manufacturer package; confirm Australian lead/plug |
GRP2603 supports 3 lines and 6 SIP accounts.
It uses a 2.7-inch 132 × 64 backlit LCD.
No. This exact model is not the PoE variant.
No integrated Wi-Fi is specified for this exact model.
Grandstream lists a universal power supply in the package for this variant; confirm the Australian plug/lead supplied by DigiPhone.
Yes. Grandstream lists GDMS for central configuration, provisioning, monitoring and management.
It has an RJ9 headset port with EHS support for compatible headsets; verify the exact headset and any required cable.
Yes. Provide SKU GRP2603, SIP platform, users, sites, network/power design and required quantity.
This DigiPhone listing is supplied as an Australian version and is covered by Grandstream manufacturer warranty in Australia; duration and service conditions are subject to the manufacturers terms for this exact product. Warranty service is subject to the manufacturers terms and proof-of-purchase requirements.
Your rights under this warranty are in addition to rights available under the Australian Consumer Law. Keep your DigiPhone invoice and product serial number for any claim.
Bulk and project support: For fleet deployments, spare units or warranty planning, contact DigiPhone with the SKU and required quantity.
Provision and maintain compatible phones from Grandstreams central management platform.
Support up to 3 configured line appearances in the exact model.
Connect supported accounts within the limits of the selected SIP service or IP PBX.
Create supported multi-party voice calls without relying only on a computer.
Preserve speech clarity through supported wideband audio.
Connect to the wired voice network and use the supplied external power arrangement.
Best for: office, branch, remote-work and multi-site SIP deployments requiring the exact GRP2603 feature set.
| DigiPhone SKU | GRP2603 |
|---|---|
| Exact model | Grandstream GRP2603 |
| Product type | Carrier-grade essential SIP IP phone |
| Lines | 3 |
| SIP accounts | 6 |
| Display | 2.7-inch 132 × 64 backlit LCD |
| Audio conference | 5-way |
| Audio | HD handset and full-duplex HD speakerphone |
| Headset | 1 × RJ9 with EHS support for compatible headsets |
| Ethernet | Dual 10/100/1000 Mbps Gigabit |
| Wi-Fi | Not integrated |
| Management | Grandstream GDMS |
| Security | Secure boot, dual firmware images and encrypted data storage |
| Power | Universal power supply included in the manufacturer package; confirm Australian lead/plug |
| Warranty | Grandstream manufacturer warranty |
Compatibility note: Confirm exact GRP2603 variant, SIP platform, firmware, GDMS, Dual 10/100/1000 Mbps Gigabit and power adaptor, headset and wall-mount requirements.
| SKU | GRP2603 |
| Barcode # | 6947273703181 |
| Brand | GRANDSTREAM |
| Shipping Weight | 0.7000kg |
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