GBX20 - Grandstream GBX20 Extension Module for GRP2615 and GXV3350
GBX20 - Grandstream GBX20 Extension Module for GRP2615 and GXV3350
Features
The Grandstream GBX20 is an Extension Module that adds functionality, versatility and flexibility to Grandstream's GRP2615 Carrier-Grade IP Phone and GXV3350 IP Video Phone. It features 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 solution for businesses and receptionists managing high call volumes, the GBX20 ensures maximum productivity by efficiently monitoring and dispatching incoming calls.
- 4.3 inch (272x480) TFT color LCD
- 20 per page (each module contains 2 pages, for up to 40 lines per module
- Combine up 4 daisy-chained modules for 160 contacts/extensions
- BLF, call park /pick-up, speed-dial, presence, intercom, voice conferencing transfer/forward and more
Specifications
Technical Specifications
| Manufacturer's Product Code | GBX20-AU |
|---|---|
| Lines | 20 per page (each module contains 2 pages, for up to 40 lines per module, Up to 160 with 4 daisy-chained modules |
| Compatible Grandstream Phones | GRP2615 and GXV3350 |
| Graphic Display | 4.3 inch (272x480) TFT color LCD |
| Feature Support | LocalGUI: Multiple line/call appearances |
| Power | A single GBX20 can be powered by host phone (GRP2615 or GXV3350); when 2 or more GBX20 are connected the included 12V 1A PSU will power the GBX20s |
| Firmware Upgrades | GBX20 firmware is upgraded by direct network download through host phone (GRP2615 or GXV3350)'s network connection and firmware upgrade setup |
| Physical | Dimension: 210mm x 124mm x 33.5mm; Unit weight: 360g; Package weight: 700g |
| Temperature and Humidity | Operation: 0°C to 40°C, Storage: -10 degC to 60 degC, Humidity: 10% to 90% Non-condensing |
| Compliance | FCC: Part 15 Class B, IC: ICES-003, CE: EN 55032; EN 55035; EN 61000-3-2; EN 61000-3-3; EN 62368-1, RCM: AS/NZS CISPR32; AS/NZS 62368.1 |
Not happy? Return within 7 days of delivery for a full refund or exchange. Items must be unused and in original packaging. Contact contact@kwtech.co.nz to arrange.
| Brand | Grandstream |
|---|---|
| Product Type | B2B - Unified Comms |
| Weight | 0.5 kg |
Shipping Information
- Free NZ-wide shipping on orders over $299
- Standard delivery 2–5 business days
- Rural delivery may take an additional 1–2 days
- Same-day dispatch for orders placed before 2pm (weekdays)
Returns Policy
- 7-day returns on unused items in original packaging
- Faulty or damaged products covered under warranty
- Contact our support team to initiate a return



