Short range taxi/reservation counter communications personal call device having microprocessor operated low power transmitter with push buttons allowing channel choice and lapsed time private communication button.

摘要

The short range communications mechanism has a low power transmitter with a microprocessor operated transmitter/receiver. The unit has a set of push buttons (13) to set a predefined channel. There is also a button (14) named automatic which when pressed allows two users or more to communicate with each other in private over a set time period.