Adapter plugs; Audio-receivers and video-receivers; Audio interfaces; Backpacks especially adapted for holding laptops and notebook computers; Bags adapted for laptops; Bicycle speedometers; Carrying cases for mobile computers; Carrying cases specially adapted for electronic equipment, namely, document printers, computers, cell phones; Cases for music, audio and related electronic equipment, namely, cases for audio tuners, audio receivers, amplifiers, tape players, compact disc players, MP3 c...