Meet the BRAVEN Fuse: a Bluetooth audio mixer with a portable design that lets you mix and fade multiple audio streams. It lets you pair your smartphone and remix songs. It has onboard controls, allowing you spin tracks. You get tuners for each audio source, source level equalizer, and headphone out switch.
The BRAVEN Fuse has a 1200 mAh battery that lasts up to 7 hours. It measures less than 5″ long, so you can take it with you around everywhere you go. You can get yours for $99.99.[Source]