LED indicators provide annunciation of the selected modes. The receiver buttons also latch, for unambiguous mode identification even in bright sunlight. Fail-safe feature automatically connects the pilot to Com 1 if the unit or power fails. Two individual high-fidelity stereo inputs allow entertainment flexibility for passengers and crew. Music source 1 is always provided to the pilots, music 2 is presented in the passenger area.
Buttons are removable for custom configurations.