Expansion Module for GXV3350 and GRP2615 20 dual-colored extension keys and 2 arrow keys for page switching (allowing each GBX20 to support up to 40)
- Brand: Grandstream
- Model: 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
გთხოვთ, გაიაროთ ავტორიზაცია, რათა მიიღოთ შეტყობინება პასუხის შესახებ