The Sputnik wireless party speaker is a compact and portable BT speaker that allow you to play your favourite tunes almost anywhere. Unlike traditional BT streaming speakers, the Sputnik party speaker features a secondary player that lets you play from a microSD card or USB port, for when you don’t want to use BT. The speaker features spectacular LED lights and the built-in rechargeable battery delivers up to 4 hours of non-stop music for you and your friends to enjoy. The Sputnik is the perfect portable speaker for the park, on the beach, while you study, or even at your office. Powerful and easy to setup!