Portable electronic device and personal hands-free accessory...
Portable electronic device having a ported speaker enclosure
Portable electronic device having an external speaker chamber
Portable enclosure system for audio equipment
Portable entertainment system
Portable entertainment system
Portable information processing apparatus and speaker unit
Portable loud speaker system
Portable multi-function device
Portable multimedia marketing system
Portable musical instrument amplifier
Portable musical instrument amplifier
Portable powered speaker
Portable recording system for telephone conversations
Portable sound speaker system and driving circuit therefor
Portable sound system
Portable sound system, apparatus, and method
Portable speaker and amplifier unit
Portable speakers
Portable speakers with phased arrays