Patent ID: 8300871

Claim:
An earphone for placement against an ear pinna or on the ridges of an ear concha cavity, the earphone comprising: a first frequency range receiver; a second frequency range receiver electrically connected to the first frequency range receiver, wherein the first frequency range receiver and the second frequency range receiver are arranged physically in tandem with respect to the normal from the ear; a housing having at least one wall forming a scoop cavity between the housing and the ear; a first resonator cavity positioned outside of the first frequency range receiver within the housing; a second resonator cavity positioned outside of the second frequency range receiver within the housing; a first resonator port positioned outside the first frequency range receiver through the housing; and a second resonator port positioned outside the second frequency range receiver through the housing, the first resonator cavity and the second resonator cavity further positioned to transmit sound forward into the scoop cavity via the first and second resonator ports, respectively.