9 Acoustic couplers; Adapter cables for headphones; Adapter plugs; Audio cables; Audio interfaces; Audio-receivers and video-receivers; Closed circuit TV systems for security and surveillance, namely, cameras, switchers, monitors, microphones, and recorders; Coaxial cables; Data processing equipment, namely, couplers; Electric cables; Electrical adapters; Electronic sound pickup for guitars and basses; Guitar cables; Microphone cables; USB cables