Amplifiers; Audio- and video-receivers; Batteries, electric; Cabinets for loudspeakers; Cameras; Cases for telephones; Cell phone straps; Computer keyboards; Computer peripheral devices; Computers; Data processing apparatus; Data processing equipment, namely, couplers; Electrical plugs and sockets; Hands-free kits for phones; Headphones; Navigation apparatus for vehicles; Portable telephones; Radios; Telecommunications and data networking hardware, namely, devices for transporting and aggrega...