The Bluetune-Solo is everything you loved about the Bluetune-1 and much, much more! Starting with overall enhanced audio The Bluetune-solo"s X-bass sound system features patented PO-Bass Technology that provides a deep bass in a compact package, and includes a built-in microphone for hands-free calls. With built-in rechargeable battery for up to 8 hours of play time and yes you will be able to link these speakers up for an amazing Divoom audio experience. The Solo also offers audio out so you can wireless control your entertainment center, TV, or other speakers wireless via Bluetooth. Wow!.. we know It"s small and convenient size gives you ultimate portability without the wires! Imagine yourself on the beach having your phone safely hidden away while you listen to your music and answer phone calls all from your blue tune-solo.