Pump up the music with the Mini Portable Bluetooth Speaker. The compact and super portable design features an advanced 5W driver and passive subwoofer for immersive sound. With Micro SD support, AUX capability and a built-in FM radio, you have numerous audio options in addition to Bluetooth® 4.0 streaming. With up to 15 hours of playtime, you can dance the night away.¹ And, there's a microphone input so you can turn the party into impromptu karaoke.