Ключевые слова: 3d, audio, communication, computer, data, design, digital, disc, disk, diskette, drive, earphone, earphones, equipment, floppy, green, headphones, headset, icon, illustration, information, internet, isolated, isometric, memory, mobile, modern, music, network, old, operator, pc, save, service, set, sign, signal, sound, stereo, storage, symbol, technology, volume, web, white, wireless,