Grandstream GRP2615 IP Phone – 10 Line Keys, 16 SIP Accounts, GBX20 Support

Extensive Extension Control with Room to Expand — Grandstream GRP2615

The Grandstream GRP2615 is designed for staff who need a large number of line keys and shortcuts, with 10 line keys, up to 16 SIP accounts and 40 digital BLF keys, plus support for the GBX20 expansion module.

Why Choose the GRP2615?

The phone offers excellent flexibility for reception, secretarial and management roles, with Wi‑Fi, Bluetooth, Gigabit PoE ports and the option to add expansion modules for more BLF and speed-dial keys.

What Does It Offer?

• 10 line keys and up to 16 SIP accounts.


• 40 built-in digital BLF keys.


• GBX20 module support: adds 40 BLF/Speed Dial keys per module.


• Dual-band Wi‑Fi: 802.11a/b/g/n/ac.


• Built-in Bluetooth.


• 2 Gigabit Ethernet ports: with integrated PoE.


• HD audio: on the handset and speakerphone.


• Swappable front faceplate.


• Enterprise-grade security: Secure Boot, dual firmware and encrypted data storage.


• GDMS: for centralized management and provisioning.

Key Technical Specifications

• Model: GRP2615


• Line keys: 10


• SIP accounts: up to 16


• Digital BLF: 40 built-in keys


• Expansion module: supports GBX20


• Network: 2 × Gigabit Ethernet


• PoE: Supported


• Wi‑Fi: dual-band 802.11a/b/g/n/ac


• Bluetooth: Built-in


• Management: GDMS

Best Suited For

Reception desks, secretaries, supervisors, service centers and offices that need to monitor a large number of extensions with future expansion options.

Expand your control over calls and extensions from a single desk phone — order the Grandstream GRP2615 from Catcher.