Grandstream GBX20 EXT, 4.3" Color LCD, Extension Module

Tired of missing calls because your desk phone can only show a few lines at a time? The Grandstream GBX20 EXT, 4.3" Color LCD, Extension Module adds a bright, easy-to-read screen that lets you see up to 160 lines on one phone. It plugs directly into compatible Grandstream IP phones and turns a single handset into a powerful multi-line workstation. If you need more visibility for busy call queues, this module is the answer.

Grandstream GBX20 EXT, 4.3" Color LCD, Extension Module

When a small office or a busy department can only display a handful of calls, agents waste time scrolling or missing important customers. That problem hurts productivity and customer satisfaction. The GBX20 solves it by adding a 4.3-inch TFT color LCD that shows 20 lines per page and can be daisy-chained for up to 160 lines. You keep every call in view, reduce hold time, and stay organized without buying a new phone.

Key Features

• 4.3 inch TFT color LCD with 480 272 resolution.
• 20 lines per page, two pages per module.
• Supports up to 160 lines with four daisy-chained modules.
• Local GUI driven by host phone for smooth animation.
• Multiple line and call appearances on one screen.
• Power from host phone for a single module; optional 12 V PSU for two or more.
• Direct network firmware upgrade through host phone.
• Compliant with FCC, CE, IC, RCM standards.

Specifications