The U102B wireless intercom handset is designed for the expansion of the COMWEI wireless intercom system, and the handset can also act as a cordless telephone after connecting the base to the telephone networkCOMWEI wireless intercom system allows you to receive phone calls and calls from the intercom in parallel
If you use more than one handset in the system, it is enough to connect only the main base to the telephone network so that all the headphones gain the functionality of the phone