The Sangoma Technologies PHON-EXP100 is an expansion module for the S500 and S700 series phones. It provides 20 programmable buttons across 2 pages, offering a total of 40 LCD BLF capable buttons.
Technical Specifications
20 programmable buttons with 2-page layout
Total of 40 LCD BLF capable buttons
Directly compatible with Sangoma S500 and S700 phones