Patent ID: 8155362

Claim:
A wireless listening system, comprising: a base operable to receive an electrical signal corresponding to an audio signal, up-convert the audio signal to an infrared signal, and transmit the infrared audio signal wirelessly therefrom; a wireless headset operable to selectably receive either the infrared audio signal transmitted by the base, or infrared signal corresponding to an audio signal transmitted by an infrared audio signal source, down-convert the received signal back into the audio signal, and audibly reproduce the audio signal to a wearer of the headset; the base is further operable to detect an electrical signal corresponding to an incoming telephone call, up-convert the signal into an infrared incoming telephone call notification signal, and transmit the notification signal wirelessly therefrom; and the headset is further operable to receive the infrared notification signal transmitted by the base unit, down-convert the notification signal received into an incoming telephone call signal, and audibly reproduce the incoming telephone call signal to the wearer of the headset.