Grandstream GXP1628 IP Phone – Gigabit, 2 Lines, PoE, 8 BLF Keys Business VoIP Phone
The Grandstream GXP1628 is a Gigabit IP phone with 2 lines, PoE, HD audio, and 8 BLF/speed dial keys—ideal for small and medium business users.
Description
The Grandstream GXP1628 Gigabit IP Phone is a reliable and high-performance VoIP solution designed for small and medium-sized businesses that require fast network connectivity and efficient call handling. It combines essential telephony features with Gigabit networking, making it suitable for modern office environments where speed and productivity are critical.
The device supports 2 lines and 2 SIP accounts, allowing users to manage multiple calls with ease while maintaining a simple and intuitive interface.
A key advantage of the GXP1628 is its dual switched Gigabit Ethernet ports (10/100/1000 Mbps), ensuring that network speed is not reduced for connected devices such as PCs. This makes it ideal for workplaces using high-speed LAN infrastructure and cloud-based applications.
The phone features a 132×48 backlit LCD display, providing clear visibility of caller information, call status, and menu navigation for everyday use.
For productivity, the GXP1628 includes:
- 8 dual-color BLF / speed-dial keys for monitoring extensions and quick dialing
- 3 XML programmable soft keys for flexible functions
- 3-way audio conferencing for internal collaboration
These features significantly improve workflow efficiency in reception areas, team desks, and administrative roles where call handling is frequent.
The device also delivers HD audio quality on both handset and speakerphone, ensuring clear and natural voice communication with reduced noise and distortion.
For simplified installation, the GXP1628 supports integrated Power over Ethernet (PoE), allowing both power and data through a single cable, reducing installation complexity and cable clutter.
From a security perspective, it includes TLS and SRTP encryption, ensuring secure voice communication and protection of sensitive business data.
The phone also supports automated provisioning (TR-069, XML configuration, and zero-touch deployment), making it easy for IT teams to deploy and manage at scale across multiple offices.
With its Gigabit performance, PoE support, BLF functionality, and HD audio quality, the Grandstream GXP1628 IP Phone is an excellent choice for businesses seeking a dependable, scalable, and efficient VoIP communication solution.
General
- Model: GXP1628
- Type: Gigabit IP Phone
- Lines: 2 lines / 2 SIP accounts
- Display: 132×48 backlit LCD
Connectivity
- Dual Gigabit Ethernet ports (10/100/1000 Mbps)
- Integrated PoE (IEEE 802.3af)
Audio Features
- HD audio handset & speakerphone
- Full-duplex speakerphone
- 3-way audio conferencing
Programmability
- 8 BLF / speed-dial keys
- 3 XML programmable soft keys
Features
- Call hold, transfer, forward
- Call park / pickup
- Phonebook support (up to 500 contacts)
- Call history (up to 200 records)
- EHS headset support
Management
- Zero-config provisioning (Grandstream UCM)
- TR-069 / XML provisioning
- Remote deployment support
Security
- TLS / SRTP encryption
- Secure configuration files
- Enterprise-grade call protection
Design
- Compact desktop design
- Wall-mount support
- Adjustable stand
- Business-friendly layout
Technical Datasheet
You can download the full technical documentation for this product from the link below:
Download PDF Datasheet











