Grandstream Extension Module for GRP2615 and GXV3350
(Model # GBX20)
Product Brochure (pdf)
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The GBX20 is an Extension Module that adds functionality, versa tility and flexibility to Grandstream’s Model # GRP2615 Carrier-Grade IP Phone and Model # GXV3350 IP Video Phones.
GBX20 Features:
- 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
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