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Description / Overview
The Grandstream GRP2614 is a 4-line, carrier-grade IP phone designed especially for large deployments (enterprises, service providers) with zero-touch provisioning and centralized management support.
It offers a modern design with dual color LCD screens, support for Wi-Fi, Bluetooth, dual Gigabit Ethernet ports with PoE, and a rich set of telephony features.
It also embeds enterprise-grade security features such as secure boot, dual firmware images, and encrypted storage.
The phone is manageable via Grandstream Device Management System (GDMS) for zero-touch provisioning, monitoring, batch upgrades, and troubleshooting.
It is suited for busy desk users in offices, call centers, or any environment where reliability, scalability, security and manageability matter.
Key Features / Highlights
Below are the standout features of the GRP2614:
| Feature | Description |
|---|---|
| Lines & SIP Accounts | 4 line keys; supports up to 12 SIP accounts (or up to 16 BLF / programmable) |
| Multi-purpose / Extension Keys | 40 virtual multi-purpose keys (VPKs) / extension keys (MPKs) with dual-color LEDs and navigation (Left/Right) |
| Display / UI | Dual LCD screens: primary 2.8″ TFT (320×240) + secondary 2.4″ (320×240) |
| Audio / Voice Quality | HD audio with wideband support, both in handset and speakerphone modes; includes noise shielding / suppression technology |
| Network / Connectivity | Dual switched auto-sensing 10/100/1000 Mbps Gigabit Ethernet ports with integrated PoE support (802.3af) |
| Wi-Fi | Built-in dual-band Wi-Fi (2.4 GHz & 5 GHz) (802.11 a/b/g/n/ac), and in newer hardware versions, support for Wi-Fi 6 (802.11 ax) |
| Bluetooth | Integrated Bluetooth for headset or other accessories |
| Security | Secure boot, dual firmware images (rollback / fail-safe), encrypted data storage, TLS / SRTP, 802.1x support, etc. |
| Provisioning & Management | Zero-touch provisioning, GDMS (cloud device management), TR-069, AES-encrypted configuration, remote firmware upgrades |
| Telephony Features | 3-way audio conferencing; call hold, transfer, forwarding; call park & pickup; shared-line appearance / bridged-line appearance; call logs; XML phonebook / LDAP; hot-desking; click-to-dial; fail-over, etc. |
| Custom Logo / Branding | Swappable face plates (logo customization) |
| Green / Power Efficiency | Low power consumption (3.5 W with adapter, ~4 W via PoE) |
| Physical / Mounting | Desk stand with multiple tilt positions; wall-mountable (mount kit optional) |
Technical Specifications
Here is a more detailed / formal spec list:
Protocols & Standards
SIP (RFC 3261), TCP, UDP, RTP, RTCP, HTTP/HTTPS, ARP, ICMP, DNS (A, SRV, NAPTR), DHCP, PPPoE, Telnet, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR-069, 802.1x, TLS, SRTP, IPv6
Network / Interfaces
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2 × Gigabit Ethernet ports (10/100/1000 Mbps), auto-sensing, switched
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Integrated PoE (802.3af)
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Wi-Fi: 802.11 a/b/g/n/ac dual-band (2.4 / 5 GHz) (and in newer hardware, Wi-Fi 6)
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Bluetooth support
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RJ9 headset jack (supports electronic hookswitch / EHS headsets)
Display
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Primary: 2.8″ color TFT, 320 × 240 pixels
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Secondary: 2.4″ display, 320 × 240
Voice / Audio
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Wideband / HD audio support
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Noise shielding / suppression
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Support for codecs: G.711 (u/a), G.722, G.726, iLBC, G.723, OPUS, etc.In-band & out-of-band DTMF (RFC 2833, SIP INFO)
Telephony Features
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3-way audio conference
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Call hold, transfer, forwarding, park, pickup, shared-line / bridged-line, etc.
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Phonebook (XML/LDAP), caller ID, call logs (up to 2000 records)
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Hot-desking, auto-dial, click-to-dial, flexible dial plan, redundancy / failover
Security / Encryption
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Secure boot
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Dual firmware images for rollback / fail-safe
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Encrypted configuration / data storage
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TLS / SRTP
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802.1x
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MD5 / MD5-sess authentication
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Input (power adapter): 100-240 V AC → 12 V DC, 1 A
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Max consumption: ~3.5 W (adapter) / ~4 W (PoE)
Operating Conditions
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Operating temperature: 0 °C to 40 °C
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Storage: –10 °C to 60 °C
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Humidity: 10% to 90% non-condensing Physical / Mechanical
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Weight (unit): ~950 g
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Dimensions: 234 mm × 213 mm × 82.2 mm
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Mounting: Desk stand (adjustable tilt), optional wall-mount kit available
Compliance & Standards
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FCC Part 15 Class B, Part 68; CE – EN standards (EN 55032, EN 55035, etc.)
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Other regional certifications (e.g. RCM, IC)
Package Contents
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GRP2614 unit
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Handset + handset cord
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Desk stand
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12 V power adapter
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Network (Ethernet) cable
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Quick Installation Guide, other documentatio
