An advanced headset is provided to enable two-way communication between a portable electronic device to the headset; a slave device located within the headset to receive and process the data; and at least one audio output device to transmit the data to a user. A method for transmitting data from a portable electronic device to a headset having a master device initialize a synchronization mechanism, transmitting the synchronization mechanism to a slave device within the digital headset via a bus, transmitting the data between the master device and slave device, and outputting the data as acoustic signals through an output device. The slave device may contain one or more speakers, controlled by one or more speaker amplifiers. The slave device may contain digital active noise cancellation, beam forming or audio enhanced circuits.