Grandstream Networks GBX20 Extension Module

Product Highlights
  • Each module contains 2 pages for up to 40
  • lines per module & up to 160 with 4 daisychained modules
  • 4.3 inch 272x480 TFT Color LCD
  • Local GUI with animation driven from the host
  • Compatible with GRP2615. GRP2624, GRP2650, GRP2670 and GXV3350
  • Model#: GBX20

    Sku: IT3868

    MSRP: $159.00

    In Stock

    Your Price: $159.00

    The GBX20 is an Extension Module that adds functionality, versa tility and flexibility to Grandstream’s GRP2615 Carrier-Grade IP Phone and GXV3350 IP Video Phone. It f eatures a 272x480 LCD display that offers up to 40 contacts per module with support for up to 160 contact s by using 4 modules. The GBX20 supports a wide-range of advanced call features including BLF, call park /pick-up, speed-dial, presence, intercom, voice conferencing transfer/forward and much more. An ideal sol ution for businesses and receptionists managing high call volumes, the GBX20 ensures maximum productiv ity by efficiently monitoring and dispatching incoming calls.

    • Features:
    • AccessoriesYes
    • Expansion ModulesYes
    • ColorBlack
    • Environmental features:
    • Energy Star Qualified
    • Recycled Packaging
    • Other features:
    • Country of OriginChina
    • RoHS Compliant
    • Type of PackagingRetail Box
    • Warranty1 Year


    PDF File Grandstream Networks GBX20 Extension Module


    Grandstream has been connecting the world since 2002 with award-winning SIP Unified Communications products and solutions that allow businesses to be more productive than ever before. Our award-winning solutions serve the small and medium business and enterprise markets and have been recognized throughout the world for their quality, reliability and innovation. Grandstream solutions lower communication costs, increase security protection and enhance productivity. Our open standard SIP-based products offer broad interoperability throughout the industry, along with unrivaled features, flexibility and price competitiveness.

    Corporate Structure

    Privately held with over 500 employees worldwide and profitable with strong 2-digit compound annual growth rate in sales since 2002.

    Mission Statement

    We believe in connecting the world. We believe every business, large or small, should have the tools to communicate from anywhere on any device, and we design products that make this belief a reality.