| Feature | Specification | Category |
|---|---|---|
| Brand | Grandstream | General |
| Model | GBX20 | General |
| Product Type | IP Phone Extension Module | General |
| Display | 4.3-inch TFT Color LCD, 480 × 272 Pixels | Display |
| Programmable Keys | 20 Dual-Color Keys per Page | Features |
| Page Navigation | 2 Arrow Keys | Features |
| Contacts/Extensions | Up to 40 per Module | Capacity |
| Maximum Expansion | Up to 4 Modules, Supporting 160 Contacts/Extensions | Expansion |
| Supported Functions | BLF, Speed Dial, Call Park/Pickup, Presence, Intercom, Call Transfer and Forwarding | Calling |
| Compatible IP Phones | Selected Compatible Grandstream IP Phone Models | Compatibility |
| Connection Interface | USB Cable | Connectivity |
| Power Supply | Depends on Host Phone and Number of Connected Modules | Power |
| Dimensions | Approximately 210 × 124 × 33.5 mm | Physical |
| Weight | Approximately 360 g | Physical |
| Operating Temperature | 0°C to 40°C | Environment |
| Suitable For | Reception Desks, Call Centers, Executives and High-Volume Call Handling | Application |
| Warranty | 1-Year | Warranty |
| Availability | International Office Solution (IOSBD), Bangladesh | Retail |
Grandstream GBX20 High End HD IP Phone with Extension Module
The Grandstream GBX20 Extension Module is designed for receptionists, executives, and busy office teams that manage multiple calls and extensions. It features a 4.3-inch color LCD, 20 dual-color programmable keys per page, and support for up to 40 contacts or extensions per module. Up to four modules can be connected to a compatible phone for a total of 160 contacts or extensions.
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Grandstream GBX20 High End HD IP Phone with Extension Module
The Grandstream GBX20 High-End Extension Module expands the call-management capabilities of compatible Grandstream IP phones. Its 4.3-inch color display provides a convenient way to view contacts, extension status, and assigned calling functions.
The module includes 20 dual-color programmable keys per page and two page-navigation keys, allowing up to 40 contacts or extensions to be configured on each module. Supported functions include Busy Lamp Field (BLF), speed dial, call park and pickup, presence monitoring, intercom, call transfer, and call forwarding.
For businesses with high call volumes, multiple GBX20 modules can be connected in a daisy chain to expand capacity to as many as 160 contacts or extensions. The module connects to compatible Grandstream phones using the supplied USB cable. Power requirements depend on the number of connected modules.
Available through International Office Solution (IOSBD), the Grandstream GBX20 is a useful extension solution for reception desks, call-handling teams, and professional office environments
What is the price of Grandstream GBX20 High End HD IP Phone with Extension Module in Bangladesh?
The latest price of Grandstream GBX20 High End HD IP Phone with Extension Module in Bangladesh is 0৳. You can buy the Grandstream GBX20 High End HD IP Phone with Extension Module at best price from our website or visit any of our showrooms.
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