2.1 speaker set with optical input for high quality digital sound and deep bass. Digital input for: PlayStation 3 and 4 and Xbox 360/ONE consoles. Analogue input for: PC, laptop, TV, smartphone and tablet. Switch easily between optical and analogue input. Wireless remote to control volume, bass and input selection. After approx 60 minutes of no sound, the speaker will go to stand-by mode automatically (LED goes off). And when you play music again, it will automatically wake up and resume playing (LED goes on). High quality digital sound with deep bass. Size H43.4, W34.8, D29.4cm. (not included). Manufacturers 3 year guarantee. For ages 4.