56.90 GBP
Grandstream GXP-1625 SIP-phone
The Grandstream GXP-1625 is a reliable and cost-effective SIP phone with PoE support, offering advanced features and compatibility for modern communication needs
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Grandstream GXP‑1625 SIP Phone Overview
The Grandstream GXP‑1625 is a robust, feature‑rich IP phone designed for small to medium business environments. It combines the reliability of a traditional desk phone with modern VoIP capabilities, delivering crystal‑clear audio and versatile connectivity options.
Design & Build Quality
The device sports an elegant black chassis that blends seamlessly into any office setting. With dimensions of 209 mm width × 184.5 mm depth × 76.2 mm height and a lightweight construction weighing only 730 g, it is easy to mount on a desk or wall without compromising stability.
The phone features a 132 × 48 pixel LCD display that provides clear visual feedback for call status, menu navigation, and directory look‑ups. The backlit screen ensures readability even in low‑light conditions.
Connectivity & Power Options
- Dual Ethernet ports (10/100 Mbps) allow flexible network configuration and support for Power over Ethernet (PoE), eliminating the need for a separate power adapter.
- The phone accepts AC input ranging from 100–240 V at 50–60 Hz, making it suitable for global deployment.
- A dedicated DC‑in jack provides an alternative power source if PoE is unavailable.
SIP & Protocol Support
The GXP‑1625 fully implements the SIP RFC3261 standard, ensuring compatibility with virtually any VoIP service provider. In addition to SIP, it supports a comprehensive suite of networking protocols:
- TCP/IP, UDP, RTP/RTCP for reliable voice transport.
- HTTP/HTTPS, SSH, TFTP, NTP, STUN for remote management and configuration.
- DNS (A record, SRV, NAPTR), DHCP, PPPoE for dynamic network integration.
- LDAP, TR‑069, 802.1x, TLS, SRTP for secure authentication and encryption.
Call Features & Audio Quality
The phone supports two simultaneous SIP accounts, enabling users to manage multiple lines or service providers from a single device. Key features include:
- Conference calling up to five participants, ideal for team meetings.
- Call hold and call waiting functions for efficient call management.
- Speakerphone (handsfree) with high‑definition audio, ensuring clear conversations without the need for a headset.
- Three programmable keys allow quick access to favorite contacts or frequently used features.
Directory & User Management
The GXP‑1625 comes with an internal address book capable of storing up to 500 entries. Users can quickly dial numbers from the directory, reducing dialing errors and speeding up call initiation. The phone also supports multi‑language interfaces, making it adaptable for international teams.
Installation & Mounting Flexibility
Designed with versatility in mind, the device can be mounted on a desk or wall using standard mounting hardware. This flexibility allows businesses to optimize space and ergonomics according to their office layout.
Security & Management Features
With built‑in support for 802.1x authentication, TLS encryption, and SRTP secure media transport, the GXP‑1625 ensures that voice traffic remains confidential and tamper‑resistant. Remote management via HTTP/HTTPS or SSH simplifies firmware updates and configuration changes, reducing IT overhead.
Use Cases & Ideal Environments
The Grandstream GXP‑1625 is tailored for:
- Small businesses seeking a cost‑effective yet feature‑rich VoIP phone.
- Organizations that value PoE deployment, reducing cable clutter and simplifying power management.
- Environments where remote configuration and secure communication are paramount.
Conclusion
The Grandstream GXP‑1625 SIP Phone delivers a comprehensive set of features—dual SIP accounts, PoE support, high‑definition audio, robust protocol stack, and an intuitive LCD interface—all wrapped in a sleek black design. Its lightweight build, flexible mounting options, and strong security posture make it an excellent choice for businesses looking to modernize their communication infrastructure without compromising on reliability or usability.
| This product in Comparor | |
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Category
This product is cataloged in our store in these categories
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- VOIP & Skype Phones |
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International
Find this product in one of our international stores
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 46.63 EUR  3.00 CHF  44.57 EUR  46.98 EUR |
| Colors
Predominant colors of the product |
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| Tags | RJ9 Headset jack |
| Identifiers | |
| Brand | Grandstream |
| Model | Grandstream GXP1625 |
| MPN | Grandstream GXP1625 |
| ID | 4476484 |
| Dimensions / Weight | |
| Key Features | |
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AC input frequency The frequency of the alternating current supplied to a power supply or charger, expressed in hertz (Hz). It indicates the acceptable operating range for the electrical mains that powers the device, ensuring proper functionality and safety.
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50 - 60 Hz |
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AC input voltage The range of alternating current voltage that the product accepts from its power source, expressed in volts (V). It indicates the minimum and maximum supply voltages compatible with the device across different regions.
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100 - 240 V |
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Built-in display Indicates whether the product includes a built‑in screen or display unit that can be used directly for viewing content, such as an integrated monitor on a laptop or a built-in display on appliances. A value of "Yes" means the device has such a display; a value of "No" means it does not.
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Yes |
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Call hold Indicates whether the device supports placing an active call on hold while another call is received or during a conversation, allowing the user to pause and resume the original call.
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Yes |
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Call waiting Indicates whether the device can notify a user of an incoming call while another call is in progress, allowing the user to choose between continuing or switching calls.
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Yes |
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Colour The colour or combination of colours that a product is available in, expressed as common names such as "Black", "Silver" or comma‑separated lists like "Black, White". It indicates the visual appearance of the item for consumers.
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Black |
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Conference call Indicates whether the device can make or receive conference calls, allowing multiple participants to join a single call session.
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Yes |
| DC-in jack | Yes |
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Depth The linear measurement of an object from front to back or top to bottom, expressed in a physical unit such as millimeters, centimeters, inches, etc. It indicates how deep the item is and can be used for fitting, compatibility, or spatial planning.
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184.5 mm |
| Display | LCD |
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Display resolution The pixel dimensions of a display or image, expressed as width by height (e.g., 1920x1080). It indicates how many pixels are used to render visual content and is commonly used for monitors, TVs, smartphones, cameras, and digital images.
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132 x 48 pixels |
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Height The vertical dimension of a product measured from its lowest to highest point. It is expressed in a physical unit such as millimetres, centimetres or inches and applies to any item where height is relevant, including books, electronics, furniture and other objects.
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76.2 mm |
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Languages support A list of natural languages in which a product is available or supported, including user interface, documentation, and audio options.
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Multi |
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Mounting type The method or system by which a product is physically attached or supported, such as wall, desk, ceiling, floor, rack, or free‑standing. It indicates the intended installation location and any required hardware or mounting accessories.
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Desk/Wall |
| Power over Ethernet PoE | Yes |
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Speakerphone Indicates whether the device has a built‑in speakerphone function that allows hands‑free voice communication without using external headsets or microphones.
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Yes |
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Type The general category or style of the product, such as laptop, printer cartridge, or cooling fan. It helps buyers quickly identify the nature of the item and compare similar products.
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DECT telephone |
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Weight The mass of the product expressed in a standard unit such as grams or kilograms. It represents how heavy the item is and can be used for shipping calculations, handling instructions, or consumer information.
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730 g |
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Width The horizontal measurement of a product, expressed in a linear unit such as millimetres or inches. It indicates how wide the item is from one side to the other and is used for sizing, fitting, and compatibility purposes.
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209 mm |
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