Grandstream Networks GBX20 Caller ID Grey

The Grandstream GBX20 is a high-performance expansion keyboard intended to boost the capabilities of compatible Grandstream IP phones. It features a bright 4.3-inch colour LCD screen that offers clear visual feedback for line status and call handling. Each module accommodates up to 40 programmable keys, and as many as four modules can be daisy-chained for greater scalability.

With dedicated keys for transfer, call forwarding, and hold, this expansion module simplifies call management. Its elegant grey finish matches Grandstream's professional phone range, making it perfect for receptionists, executives, and contact centres that need efficient multi-line operations.

• Brand: Grandstream
• Model: GBX20
• Type: Expansion Keyboard
• Display: 4.3" Colour LCD
• Lines per Module: 40
• Max Extension Modules: 4
• Functions: Transfer, Call Forwarding, Hold
• Colour: Grey
• Compatibility: Grandstream IP Phones