4011 D7 Expansion Module for 715- 720- 760

The 4011 D7 expansion module adds 18 multi-color LED keys that can be programmed to access all functions available on the phones. A high-resolution display offers clear visual feedback and can be labeled or configured either through the phone's web interface or directly on the phone itself. Installation is straightforward — simply connect the USB cable and the module is ready to use. - SKU: ZX9TDSNOD7BK