Patent ID: 7606380

Claim:
A consumer audio system having at least an audio playback capability, comprising: at least one internal speaker located within a housing of a consumer audio playback device; at least one first amplifier internal to said housing and having at least one corresponding output connected to said at least one internal speaker; at least one audio connector accessible at an external surface of said housing for providing at least one signal to at least one external speaker; and an electronic network having at least one first output coupled to at least one input of said first amplifier and at least one second output coupled to said at least one audio connector, wherein said electronic network generates signals on said at least one first output and said at least one audio connector such that at least one beam is formed in a predetermined band of frequencies via phase alignment between each of said at least one internal speaker and a corresponding one of said at least one external speaker, wherein the phase alignment causes direction of sound resulting from combined sounds generated by the at least one internal speaker and the at least one external speaker away from a predetermined listening position.