Patent ID: 8254591

Claim:
A headset, comprising: a left earpiece including: a left Ambient Sound Microphone (LASM) configured to capture first ambient sound, and a left Ear Canal Microphone (LECM) configured to capture first internal sound in a left ear canal; a right earpiece including: a right Ambient Sound Microphone (RASM) configured to capture second ambient sound, and a right Ear Canal Microphone (RECM) configured to capture second internal sound in a right ear canal; a memory configured to record at least one of the first ambient sound or the second ambient sound and at least one of the first internal sound or the second internal sound, and a processor operatively coupled to the left earpiece, the right earpiece and the memory, the processor configured to save a recent portion of the at least one of the first ambient sound or the second ambient sound and the at least one of the first internal sound or the second internal sound responsive to an event.