Grandstream GRP2616 Carrier-Grade IP Phone

Grandstream GRP2616 Carrier-Grade IP Phone is a high-end enterprise VoIP desk phone designed for organizations, service providers, and business environments that require advanced multi-line communication, extensive programmable keys, and centralized cloud management. Built for mass deployment and professional use, it supports up to 6 lines and 16 SIP accounts, making it suitable for receptionists, executives, and high-call-volume users. With dual color displays, integrated Wi-Fi 6, Bluetooth support, Gigabit Ethernet, HD audio, and Grandstream Device Management System (GDMS) provisioning, the GRP2616 delivers a powerful and scalable communication platform for modern business networks.

Product Features

6-Line and Multi-SIP Account Capacity

The GRP2616 supports up to 6 lines and 16 SIP accounts, enabling users to manage multiple extensions, departments, or service providers from a single device. This makes it highly effective in busy enterprise environments and shared workstations.

Dual Color LCD Display System

It features a 4.3-inch main color LCD and a secondary 2.4-inch display for BLF and virtual keys. This dual-screen setup improves call visibility, extension monitoring, and access to frequently used functions.

Integrated Wi-Fi 6 and Gigabit Connectivity

The GRP2616 includes dual-band Wi-Fi 6 (on supported hardware) and dual Gigabit Ethernet ports, ensuring flexible deployment options and high-speed, stable network performance for enterprise voice traffic.

Bluetooth Support for Wireless Accessories

Built-in Bluetooth enables pairing with wireless headsets and peripherals, improving mobility and supporting hands-free communication in professional office environments.

48 Virtual Multi-Purpose Keys for Productivity

The device supports up to 48 virtual BLF and programmable keys, allowing users to configure speed dial, call parking, extension monitoring, and other advanced call control functions for efficient workflows.

HD Audio with Noise Reduction

The GRP2616 delivers HD voice quality on both handset and speakerphone with wideband codec support. Noise reduction features help ensure clear communication even in noisy office environments.

Centralized Cloud Management via GDMS

The phone integrates with Grandstream Device Management System (GDMS), enabling zero-touch provisioning, remote configuration, firmware updates, monitoring, and large-scale deployment management.

Enterprise-Grade Security Features

Security is reinforced with secure boot, dual firmware images, encrypted storage, TLS, SRTP, HTTPS, and 802.1X authentication to protect communications and network access.

Swappable Faceplate for Branding

The GRP2616 supports interchangeable faceplates, allowing organizations and service providers to apply custom branding for consistent corporate identity across deployments.

Product Specifications

• Model: Grandstream GRP2616
• Product Type: Carrier-grade 6-line IP phone
• SIP Accounts: Up to 16 SIP accounts
• Lines: 6 lines
• Display: 4.3-inch color LCD + 2.4-inch secondary display
• Network Ports: Dual 10/100/1000 Mbps Gigabit Ethernet ports
• Wi-Fi: Integrated dual-band Wi-Fi 6 (2.4 GHz / 5 GHz)
• Bluetooth: Yes
• Audio: HD handset and HD speakerphone
• Conferencing: 3-way audio conferencing
• Virtual Keys: Up to 48 BLF/MPK/VPK keys
• Headset Support: RJ9 with EHS compatibility
• Device Management: Grandstream Device Management System (GDMS)
• Provisioning: Zero-touch provisioning, TR-069, XML configuration support
• Security: Secure boot, dual firmware images, encrypted storage, TLS, SRTP, HTTPS, 802.1X authentication
• Phonebook Capacity: Up to 2,000 contacts
• Call Log Capacity: Up to 2,000 records
• QoS Support: 802.1Q, 802.1P, DiffServ
• Wall Mount Support: Yes
• Custom Branding: Swappable faceplate support
• Ideal Use Cases: Enterprise offices, call centers, reception desks, service providers, and high-density communication environments