Snom D3 Expansion Module USB for D375, D345 and D315
SNOM D3
A multicolored LED key presents call or presence status, and the high-resolution display provides a visual interface that can be easily configured and labelled via the phone’s web interface or directly on the phone itself. The D3 connects to the telephone using a USB cable and up to three D3 expansion modules can be daisy-chained to provide 54 function keys.
Features
– 18 highly configurable, self-labelling, multicolored LED keys
– High-resolution black and white display with backlight
– Daisy-chain up to 3 modules (54 function keys)
– Plug and play
– Power supplied from phone via USB port
Manufacturer Link: https://www.snom.com/en/products/desk-phones/d3xx/snom-d3/
Warranty: 12