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Grandstream GRP2603 IP PHONE

Grandstream GRP2603 IP PHONE

The Grandstream GRP2603 is a carrier-grade essential IP phone designed to provide secure, reliable, and scalable VoIP communication for businesses, service providers, and office environments. Supporting up to 6 SIP accounts and 3 line appearances, the GRP2603 delivers professional communication…

£43.00

The Grandstream GRP2603 is a carrier-grade essential IP phone designed to provide secure, reliable, and scalable VoIP communication for businesses, service providers, and office environments. Supporting up to 6 SIP accounts and 3 line appearances, the GRP2603 delivers professional communication functionality with simplified deployment and centralized cloud management. It is designed for large-scale rollouts and day-to-day office communications.

Built for office users and business environments, the GRP2603 features HD audio quality, AI-powered noise shield technology, 5-way audio conferencing, dual switched Ethernet ports, and support for Grandstream Device Management System (GDMS) for centralized provisioning and administration. Its carrier-grade design and enterprise security capabilities make it suitable for both small businesses and large deployments.

Ideal For

  • Small and medium-sized businesses
  • Enterprise office environments
  • Service providers and hosted VoIP deployments
  • Reception and administrative users
  • Desktop office workers
  • Large-scale IP phone deployments
  • Unified communications environments
  • Businesses requiring centralised device management

Benefits

The GRP2603 provides dependable business communication while simplifying deployment and management through centralized GDMS cloud provisioning. Its carrier-grade architecture reduces setup complexity and allows efficient administration across multiple sites.

HD audio and AI-powered noise shield technology help improve call clarity by reducing background noise, while enterprise-level security features provide secure communication for business environments.

  • Supports up to 6 SIP accounts
  • Supports up to 3 line appearances
  • Dual switched Ethernet ports
  • HD handset and speakerphone audio
  • AI-powered noise shield technology
  • Full-duplex speakerphone
  • 5-way audio conferencing
  • GDMS cloud management support
  • Secure TLS and SRTP encryption
  • Electronic Hook Switch (EHS) support
  • Multi-language support
  • Zero-touch provisioning support
  • Enterprise-grade security features
  • Wall mountable design

Telephony Features

  • Up to 6 SIP accounts
  • Up to 3 line appearances
  • 5-way conferencing
  • Call hold, transfer, forward, and waiting
  • Phonebook support
  • Call history support

Interfaces

  • Dual switched 10/100Mbps Ethernet ports
  • RJ9 headset port with EHS support

Display

  • 2.7-inch backlit graphical LCD display
  • 132 × 64 resolution

Audio Features

  • HD handset audio
  • Full-duplex speakerphone
  • Wideband codec support including G.722 and Opus
  • Acoustic echo cancellation
  • AI-powered noise reduction

Security

  • Secure boot protection
  • Dual firmware image support
  • Encrypted data storage
  • TLS and SRTP encryption
  • Enterprise authentication support

Management

  • GDMS cloud management support
  • Centralized provisioning and deployment
  • Zero-touch provisioning support
  • Firmware upgrade support

Power

  • External power adapter included
  • Energy-efficient operation

Physical

  • Desktop and wall mountable design
  • Adjustable stand support
  • Professional business-class enclosure
  • Grandstream GRP2603 IP Phone
  • Handset with cord
  • Desk stand/base
  • Power supply unit (PSU)
  • Network cable
  • Quick installation guide
  • Manufacturer warranty

Next Day Delivery
For UK orders received before 1pm Monday to Friday, we operate a next business day delivery service, subject to availability. We use next day services from the leading delivery companies.

Specific Time Delivery
If you need an item urgently, or delivered at a specific time, please contact us.

Delivery Methods
We use several leading delivery companies. The majority of our deliveries are made by DPD, including most international orders.

Shipping prices are calculated during the checkout process. We deliver to almost every country. For international delivery services, we use DHL, a high quality, fast delivery service. Prices are provided based on the weight of the order; this is calculated when you reach the checkout.

For full shipping information please visit our shipping page.

Overview

The Grandstream GRP2603 is a carrier-grade essential IP phone designed to provide secure, reliable, and scalable VoIP communication for businesses, service providers, and office environments. Supporting up to 6 SIP accounts and 3 line appearances, the GRP2603 delivers professional communication functionality with simplified deployment and centralized cloud management. It is designed for large-scale rollouts and day-to-day office communications.

Built for office users and business environments, the GRP2603 features HD audio quality, AI-powered noise shield technology, 5-way audio conferencing, dual switched Ethernet ports, and support for Grandstream Device Management System (GDMS) for centralized provisioning and administration. Its carrier-grade design and enterprise security capabilities make it suitable for both small businesses and large deployments.

Ideal For

  • Small and medium-sized businesses
  • Enterprise office environments
  • Service providers and hosted VoIP deployments
  • Reception and administrative users
  • Desktop office workers
  • Large-scale IP phone deployments
  • Unified communications environments
  • Businesses requiring centralised device management

Benefits

The GRP2603 provides dependable business communication while simplifying deployment and management through centralized GDMS cloud provisioning. Its carrier-grade architecture reduces setup complexity and allows efficient administration across multiple sites.

HD audio and AI-powered noise shield technology help improve call clarity by reducing background noise, while enterprise-level security features provide secure communication for business environments.

  • Supports up to 6 SIP accounts
  • Supports up to 3 line appearances
  • Dual switched Ethernet ports
  • HD handset and speakerphone audio
  • AI-powered noise shield technology
  • Full-duplex speakerphone
  • 5-way audio conferencing
  • GDMS cloud management support
  • Secure TLS and SRTP encryption
  • Electronic Hook Switch (EHS) support
  • Multi-language support
  • Zero-touch provisioning support
  • Enterprise-grade security features
  • Wall mountable design

Telephony Features

  • Up to 6 SIP accounts
  • Up to 3 line appearances
  • 5-way conferencing
  • Call hold, transfer, forward, and waiting
  • Phonebook support
  • Call history support

Interfaces

  • Dual switched 10/100Mbps Ethernet ports
  • RJ9 headset port with EHS support

Display

  • 2.7-inch backlit graphical LCD display
  • 132 × 64 resolution

Audio Features

  • HD handset audio
  • Full-duplex speakerphone
  • Wideband codec support including G.722 and Opus
  • Acoustic echo cancellation
  • AI-powered noise reduction

Security

  • Secure boot protection
  • Dual firmware image support
  • Encrypted data storage
  • TLS and SRTP encryption
  • Enterprise authentication support

Management

  • GDMS cloud management support
  • Centralized provisioning and deployment
  • Zero-touch provisioning support
  • Firmware upgrade support

Power

  • External power adapter included
  • Energy-efficient operation

Physical

  • Desktop and wall mountable design
  • Adjustable stand support
  • Professional business-class enclosure