Abstract: A WLL subscriber unit (1) includes a telephone (2) that is bidirectionally coupled to a wireless transceiver (11) through a teleadapter (10). The WLL subscriber unit further includes a user interface and a data processor coupled to a memory and to the user interface for prompting a user to enter information into the WLL subscriber unit, for receiving the entered information, and for storing the entered information in the memory. The data processor is responsive to the stored information for controlling the operation of the WLL subscriber unit to accept or reject at least one of specified incoming calls or outgoing calls. In one embodiment the user interface includes a keypad of the telephone, in another embodiment the user interface includes a speech recognition function, in a further embodiment the user interface includes a speech synthesis function, and in one further embodiment the user interface includes a data port for connecting the WLL subscriber unit to an external data processor.