Grandstream GBX20
- Expansion Module for GRP2615 / GRP2624 / GRP2650 / GRP2670 / GXV3350 / GXV3450 - 4,3 inch (272x480) TFT color LCD - 20 lines per page (each module contains 2 pages) - Up to 40 lines per module - Up to 160...
- Expansion Module for GRP2615 / GRP2624 / GRP2650 / GRP2670 / GXV3350 / GXV3450 - 4,3 inch (272x480) TFT color LCD - 20 lines per page (each module contains 2 pages) - Up to 40 lines per module - Up to 160...
- Brilliant high-resolution monochrome 7" FSTN display - 29 Function keys for a/o BLF or speed-dial - Up to 58 functions on 2 pages - LED in programmable keys - Foot-stand with 3 positions - Wall...
- Easy to install , and designed exclusively for the Cisco SPA 500 Series IP Phones - 15 programmable buttons simplify dialing and call transfers - Page Left and Page Right keys allow configuration of up to 30...
- Large 128x384 graphic LCD providing feature-rich graphics - 20 programmable buttons per module - 2 page switch keys (up to 40 extensions per extension module) - Busy Lamp Field (BLF) - Speed dial for each...
- Easy to install , and designed exclusively for the Cisco SPA 500 Series IP Phones - 32 programmable buttons simplify dialing and call transfers - Multicolored LEDs monitor the status of each configured voice...