The Grandstream GRP2604 is a reliable IP phone designed for small to medium-sized businesses seeking professional communication capabilities. This 3-line business phone combines advanced features with user-friendly operation, making it an ideal choice for busy office environments and remote workers alike.
The GRP2604 is built to handle the demands of today's fast-paced business environment. Whether you're managing multiple client calls, coordinating with team members, or hosting conference calls, this phone delivers the performance you need. The 10 BLF keys provide at-a-glance visibility of colleague availability, streamlining call transfers and improving team collaboration. The 5-way audio conferencing feature transforms your desk phone into a capable meeting tool, while HD audio quality ensures every conversation is clear and professional. With support for 6 SIP accounts across 3 line keys, this phone offers the flexibility to manage multiple phone numbers or departments from a single device.
When you purchase this Grandstream GRP2604, you're investing in quality business communication backed by a company with over 250,000 happy customers. Each phone is fully reconditioned by certified technicians to ensure reliable performance right out of the box. We stand behind our products with comprehensive warranties and a commitment to your satisfaction.
Upgrade your business phone system with confidence. This refurbished GRP2604 delivers professional-grade features at a value-driven price point, helping your business communicate more effectively without breaking the budget. Order yours today and discover why businesses trust us for their communication technology needs.

These products are brand new and have never been used. They arrive in the original manufacturer packaging in pristine, factory-fresh condition.
| Manufacturer | Grandstream |
|---|---|
| Model | GRP2604 |
| Display Dims and Resolution | 2.48 inch (132x64) backlit graphical LCD display |
| Audio Conferencing | 5-way audio conferencing |
| SIP Accounts | 6 SIP accounts |
| Number of Line Keys | 3 line keys with dual-color LED |
| Network Interfaces | Dual switched auto-sensing 10/100/1000 Mbps Gigabit Ethernet ports |
| HD Audio | Yes, HD handset and speakerphone with support for wideband audio |
| Built-In Wi-Fi | No |
| Bluetooth | No |
| Auxiliary Ports | RJ9 headset jack (supporting EHS for Plantronics, Jabra, and Sennheiser headsets) |
| OS | - |
| Speakerphone | Yes, HD speakerphone |
| Special Feature(s) | Zero-touch provisioning for mass deployment, Noise Shield technology to minimize background noise, swappable faceplate for logo customization, and carrier-grade security (secure boot, dual firmware images, and encrypted data storage) |
| Optional Accessories (sold separately) | Grandstream Wall Mount Kit (GRP-WM-A) EHS (Electronic Hook Switch) Headsets (Wired & EHS Headsets) |
| Included | 1x GRP2604 phone 1x handset with cord 1x base stand 1x universal power supply 1x network cable 1x Quick Installation Guide 1x BLF Labels |
Rest assured, if you order the wrong items, don't like the model, or just don't need it anymore we accept returns with NO restocking fees. Whether you want something different or just a credit, we have you covered! This policy goes hand in hand with our company culture of delivering outstanding customer satisfaction.
If you need assistance finding a different product our awesome staff is ready to help. Contact us for expert support.
All products purchased from us are covered by a 1-year warranty from the date of purchase, covering manufacturing defects and functional failures under normal business use.
Please note that batteries are an exception to this policy. Batteries are covered by a 90-day warranty due to their consumable nature.
This warranty does not cover damage caused by misuse, unauthorized modifications, or improper handling. For any warranty claims, please contact our support team with your purchase details and a description of the issue.



