Grandstream IP Video Phones for Android

Grandstream GBX20 20-Button Expansion Module with 4.3-Inch Colour LCD The Grandstream GBX20 adds programmable call-control keys to compatible Grandstream IP phones. It is an accessory rather than a standalone phone and works with the GRP2615, GRP2624, GRP2650, GRP2670, GXV3350 and GXV3450.

Its 20 programmable keys have dual-colour LEDs, while two selectable pages provide access to up to 40 contacts or extensions per module. The 4.3-inch 480 x 272 TFT colour display shows names, line status and assigned functions. Up to four GBX20 modules can be daisy-chained, providing as many as 160 programmable entries.

Supported Functions:

Busy Lamp Field (BLF), bridged line appearance (BLA) and shared call appearance (SCA)
Call park and pickup
Speed dial and presence
Intercom and conferencing
Call transfer and forwarding
These functions make the GBX20 particularly useful for receptionists, switchboard operators, executive assistants, customer-service teams and other users handling high call volumes.


Busy Lamp Field
Call Forwarding
Call Transfer
Call Queue Key Features:

.spaced-list li { margin-bottom: 0.7em; } .spaced-list li:last-child { margin-bottom: 2em; } 20 programmable keys with dual-colour LEDs on each page
Two-page design provides up to 40 contacts or extensions per module
Up to four daisy-chained modules support 160 programmable entries
4.3-inch 480 x 272 TFT colour LCD
Compatible with Grandstream GRP2615, GRP2624, GRP2650, GRP2670, GXV3350 and GXV3450 phones
Configured and updated through the connected host phone
One module can be powered by the host phone; the included 12V/1A adapter is used when two or more modules are connected
The package includes the GBX20 extension module, base stand, connector plate, screw, Type-A to Micro-B USB cable, quick installation guide and 12V/1A power adapter.



For other Grandstream desk and video phone options, customers can explore Grandstream Phones. Comms Express also offers an impressively wide VOIP Business Phone Systems range from Grandstream and other leading manufacturers, making it easy to source phones, expansion modules, conferencing products and related equipment all from us in one place.

*For complete specifications see the documentation tab above

.spaced-list li { margin-bottom: 0.7em; } .spaced-list li:last-child { margin-bottom: 2em; } Grandstream GXV3450 Android Video IP Phone The Grandstream GXV3450 is a 16-line video IP phone with a 5in 1280 x 720 capacitive touch display, built-in 2MP camera, dual Gigabit ports, Wi-Fi 5 and Bluetooth 5.0.

It supports up to 16 SIP accounts, 10-way audio conferencing and 3-way 720p video conferencing, with PoE/PoE+, HD audio and Noise Shield 2.0.



Key Features 16 lines and up to 16 SIP [Session Initiation Protocol] accounts
5in 1280 x 720 capacitive 5-point touch IPS [In-Plane Switching] LCD
Android 14 operating system with access to Grandstream and third-party applications
Tiltable 2MP camera with privacy shutter
10-way audio and 3-way 720p 30fps HD [High Definition] video conferencing
Dual Gigabit network ports with PoE/PoE+ [Power over Ethernet/+]
Dual-band Wi-Fi 5 and Bluetooth 5.0
Quad-core 1.8GHz ARM Cortex-A55 processor, 2GB RAM and 16GB storage
USB 3.0, USB 2.0 and RJ9 headset port with EHS [Electronic Hook Switch]


Key Benefits 10-way audio and 3-way video conferencing support collaborative working
Wi-Fi, Bluetooth, Gigabit Ethernet and PoE/PoE+ provide flexible deployment options
GBX20 expansion support suits reception and other high call-volume users
GDMS [Grandstream Device Management System] supports centralised remote deployment and management
GBX20 Expansion Module Compatible
The GXV3450 supports up to four daisy-chained GBX20 modules, each adding a 4.3in colour LCD and 20 dual-colour extension keys across two pages for up to 40 contacts/extensions per module. Programmable functions include busy lamp field, call park/pick-up, speed dial, presence, intercom and call transfer/forward.



The package includes the GXV3450 phone, handset and cord, base stand, universal power supply, network cable, screen cleaning cloth and quick installation guide.

Comms Express offers the GXV3450 alongside larger-screen models in Grandstream IP Video Phones for Android, including:

GXV3450 - 5in touch display, Wi-Fi 5, 2GB RAM, 10-way audio/3-way 720p video, GBX20 support
GXV3470 - 7in touch display, Wi-Fi 6, 4GB RAM, 10-way audio/3-way 720p video, HDMI-out
GXV3480 - 8in touch display, Wi-Fi 6, 4GB RAM, 12-way audio/3-way 1080p video, HDMI-in/out
Comms Express also offers everything needed to support wider business communications and network deployments:

Grandstream Phones for a wider choice of Grandstream business handsets and communications devices
PoE Switches for convenient network and power delivery to compatible devices
RJ45 Ethernet Cables & Patch Leads for reliable network infrastructure and device connections
*For complete specifications see the documentation tab above

.spaced-list li { margin-bottom: 0.7em; } .spaced-list li:last-child { margin-bottom: 2em; } Grandstream GXV3470 Android Video IP Phone The Grandstream GXV3470 is a 16-line video IP phone with a 7in 800 x 1280 capacitive touch display, built-in 2MP camera, dual Gigabit ports, Wi-Fi 6 and Bluetooth 5.0.

It supports up to 16 SIP accounts, 10-way audio conferencing and 3-way 720p video conferencing, with PoE/PoE+ and HDMI-out.



Key Features 16 lines and up to 16 SIP [Session Initiation Protocol] accounts
7in 800 x 1280 capacitive 5-point touch IPS [In-Plane Switching] LCD
Android 14 operating system with access to Grandstream and third-party applications
Tiltable 2MP camera with privacy shutter
10-way audio and 3-way 720p 30fps HD [High Definition] video conferencing
Dual Gigabit network ports with PoE/PoE+ [Power over Ethernet/+]
Dual-band Wi-Fi 6 and Bluetooth 5.0
Quad-core 2.0GHz ARM Cortex-A55 processor, 4GB RAM and 16GB storage
USB 3.0, USB 2.0, HDMI-out, RJ9 and 3.5mm headset connectivity with EHS [Electronic Hook Switch]
Dual microphones and HD speakerphone with Noise Shield 2.0


Key Benefits 7in touch display and Android applications combine communications and productivity in one desktop device
Wi-Fi 6, Bluetooth and dual Gigabit Ethernet provide flexible wired and wireless connectivity
HDMI-out provides connection to an external display
GDMS [Grandstream Device Management System] supports centralised remote deployment and management


The package includes the GXV3470 phone, handset and cord, base stand, universal power supply, network cable, screen cleaning cloth and quick installation guide.

Comms Express offers the GXV3470 alongside other models in Grandstream IP Video Phones for Android, including:

GXV3450 - 5in touch display, Wi-Fi 5, 2GB RAM, 10-way audio/3-way 720p video, GBX20 support
GXV3470 - 7in touch display, Wi-Fi 6, 4GB RAM, 10-way audio/3-way 720p video, HDMI-out
GXV3480 - 8in touch display, Wi-Fi 6, 4GB RAM, 12-way audio/3-way 1080p video, HDMI-in/out
Comms Express also offers everything needed to support wider business communications and network deployments:

Grandstream Phones for a wider choice of Grandstream business handsets and communications devices
PoE Switches for convenient network and power delivery to compatible devices
RJ45 Ethernet Cables & Patch Leads for reliable network infrastructure and device connections
*For complete specifications see the documentation tab above

.spaced-list li { margin-bottom: 0.7em; } .spaced-list li:last-child { margin-bottom: 2em; } Grandstream GXV3480 Android Video IP Phone The Grandstream GXV3480 is a 16-line video IP phone with an 8in 1280 x 800 capacitive 10-point touch display, built-in 2MP camera, dual Gigabit ports, Wi-Fi 6 and Bluetooth 5.0.

It supports up to 16 SIP accounts, 12-way audio conferencing and 3-way 1080p video conferencing, with PoE/PoE+, HD audio and HDMI-in/out.



Key Features 16 lines and up to 16 SIP [Session Initiation Protocol] accounts
8in 1280 x 800 capacitive 10-point touch IPS [In-Plane Switching] LCD
Android 14 operating system with access to Grandstream and third-party applications
Tiltable 2MP camera with privacy shutter and 1080p 30fps video
12-way audio and 3-way 1080p 30fps HD [High Definition] video conferencing
Dual Gigabit network ports with PoE/PoE+ [Power over Ethernet/+]
Dual-band Wi-Fi 6 and Bluetooth 5.0
Quad-core 2.0GHz ARM Cortex-A55 processor, 4GB RAM and 16GB storage
USB 3.0, USB Type-C, HDMI-in/out, RJ9 and 3.5mm headset connectivity with EHS [Electronic Hook Switch]
Dual microphones and HD speakerphone with Noise Shield 2.0


Key Benefits 8in 10-point touch display and Android applications combine communications and productivity in one desktop device
12-way audio and 1080p video conferencing support larger collaborative sessions
Wi-Fi 6, Bluetooth and dual Gigabit Ethernet provide flexible wired and wireless connectivity
GDMS [Grandstream Device Management System] supports centralised remote deployment and management
HDMI Input and Output
HDMI-out supports connection to an external display, while HDMI-in provides a dedicated source input for flexible video and collaboration setups.



The package includes the GXV3480 phone, handset and cord, base stand, universal power supply, network cable, screen cleaning cloth and quick installation guide.

Comms Express offers the GXV3480 alongside other models in Grandstream IP Video Phones for Android, including:

GXV3450 - 5in touch display, Wi-Fi 5, 2GB RAM, 10-way audio/3-way 720p video, GBX20 support
GXV3470 - 7in touch display, Wi-Fi 6, 4GB RAM, 10-way audio/3-way 720p video, HDMI-out
GXV3480 - 8in touch display, Wi-Fi 6, 4GB RAM, 12-way audio/3-way 1080p video, HDMI-in/out
Comms Express also offers everything needed to support wider business communications and network deployments:

Grandstream Phones for a wider choice of Grandstream business handsets and communications devices
PoE Switches for convenient network and power delivery to compatible devices
RJ45 Ethernet Cables & Patch Leads for reliable network infrastructure and device connections
*For complete specifications see the documentation tab above