Skip to content

Grandstream Networks GBX20 Extension module


Product Description:

The GBX20 is an Extension Module that adds functionality, versatility and flexibility to Grandstream’s GRP2615 Carrier-Grade IP Phone and GXV3350 IP Video Phone. 

Product Details:

  • Manufacturer # GBX20
  • Condition: Brand New
  • Product Type: Extension Module
  • Features a 272x480 LCD display
  • Support for up to 160 contacts by using 4 modules.
  • Warranty: Manufacturer Warranty

Need Quantity Discounts? Call us now at (850) 999-4664