Relacionar Columnas GadgetsVersión en línea gadgets, modern technology por Marga Czyk 1 It is an optical disc to store digital data 2 You can make and receive telephone calls everywhere with it 3 This device makes a loud sound at a specific time 4 You can listen to music everywhere using your 5 You can switch on the tv, or change the channel with it compact disc remote control MP3 Player mobile phone alarm clock