This license provides 16 additional VoIP Channels for your SL1100 business phone system, over and above the 16-Ports included on a VoIP Daughter Board. A maximum of 32 channels allowed per system.
Allows a cell phone to link to the SL1100 and operate as an internal single-line telephone. One license per phone. Required for each mobile extension after the first four which are included on the CPU.