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Exploring the Key Features of the GRP2600 Essential IP Phone Series

Attributes, Functions, and Usage Scenarios

Introducing the Latest Member of Our GRP2600 Series: The Essential IP Phone Line, the latest inclusion in our GRP2600 series, which introduces cost-effective yet robust devices to enhance the desktop experience in both business and home offices. A proud member of the GRP series of Carrier-Grade IP Phones, this line comes furnished with zero-touch provisioning, enabling seamless mass deployment and simplified management. Tailored to cater to the fundamental requirements of desktop workers and thoughtfully designed for effortless deployment across enterprises, service providers, installers, and other high-volume markets, the essential IP series emerges as the perfect selection for user-friendly and easily deployable VoIP endpoints. In this blog post, we offer a concise overview highlighting the features, capabilities, and deployment scenarios of our innovative new essential IP phones.

Advanced Features and Capabilities

When getting to know the GRP2600 Essential IP Phone series, the advanced features and capabilities are a good place to start. The GRP2600 series was designed to not only offer superior price-per-feature benefits, but also to make deploying and managing the devices easier for the installer or network administrator. Every device within the line also has an optional PoE model, and the GRP2602 has a Voice over Wi-Fi option. All devices within the series support faster boot times, 4 context-sensitive soft keys, dual firmware images, OPUS codec, GDMS integration, noise-shield technology, an electronic hook switch port, and enterprise level security.

The four IP phones within the line also vary based on SIP accounts, network ports, and BLF/Speed dial keys.

GRP2601/P – The lowest end model of the series, the GRP2601 is a 2 SIP account, 2 line device designed to be a streamlined desktop endpoint for low to medium call volumes. This device is also a great choice for public areas such as breakrooms, lunchrooms, and conference rooms, where occasional telephony use is needed.

GRP2602/P/W/G – For higher to medium volume requirements, the GRP2602 offers 4 SIP accounts and 2 lines, along with a backlit screen, dedicated hold key, and 5-way conferencing. This desktop IP phone elevates a user’s ability to manage multiple incoming calls and stay productive throughout the workday. The GRP2602W is a Wi-Fi capable model. The GRP2602W is a Gigabit IP Phone.

GRP2603/P – Taking a larger step towards a medium-to-high call volume desktop, the GRP2603 pushes SIP accounts and lines to six and three. Additionally, it adds Gigabit networking ports for carrying a lightning-fast connection to a user’s desktop computer. This device is an ideal choice for users who spend most of their time at their desk, and require a device that can support frequent calls.

GRP2604/P – The final device within our essential IP phones, the GRP2604 adds 10 BLF/Speed-Dial keys that gives a user better communication inside and outside of a company. Users can create predefined destinations to quickly call, transfer, and monitor coworker extensions who they frequently collaborate with, along with having frequently-called numbers reachable with a press of the button.

Deployment Scenarios

The GRP2600 Series of Essential IP Phones have a variety of deployment scenarios due to its low cost and feature-rich design. Below are three highlighted solution deployments.


The newly introduced essential IP phone line offers a budget-friendly and efficient communication solution for small and medium offices. It caters to users who seek practical desktop communication without the need for high-end features, and provides an economical option to outfit an entire office workforce with suitable endpoints tailored to their specific requirements. Notably, the series incorporates noise shield technology, effectively minimizing background audio disruptions often encountered in bustling office environments. Furthermore, all devices within the line boast advanced telephony capabilities, including 5-way conferencing, hold, transfer, forward, call park, and other functions that significantly contribute to enhancing employee productivity.


In educational environments such as schools and universities, a diverse array of phones is often required within the network, striking a balance between exceptional features and cost-effectiveness. This blend ensures a solution that remains both adaptable and affordable, a particularly crucial aspect for competitive bidding situations. The GRP2600 series of Essential IP Phones has been meticulously designed to excel in precisely this manner, positioning itself as a standout choice that holds the potential to secure bids successfully. With a comprehensive selection of devices, the line effectively caters to various settings, making it an ideal fit for classrooms, administrative offices, and public spaces alike. Notably, each device within the range supports interchangeable faceplates, adding an extra layer of customization. Lastly, seamless integration with the Grandstream Device Management System empowers the management of expansive, district-wide deployments right from the cloud.


Local governments, townships, and municipalities often seek tailored network solutions that are cost-effective, and this is precisely where GRP essential IP phones shine. The GRP2600 series of devices offers a versatile answer that can be fine-tuned to align seamlessly with the distinctive structure of a town or city. Through features like cloud management, uniform firmware across all devices, and the zero-configuration capabilities of Grandstream UCM IP PBX, the process of scaling and adapting deployments becomes effortlessly efficient. Enhanced by enterprise-grade security and encryption, these phones contribute to establishing a secure network environment that safeguards sensitive information. Furthermore, the inclusion of 5-way conferencing on most models facilitates swift and convenient collaboration between different departments, enhancing communication and coordination.

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