JOYO MOMIX CAB is a mini audio mixer for smart phone and PC, easy to use, you can record and live stream via it any time, any where. A portable gadget, just put it in your pocket. MOMIX CAB can be powered by your smart phone, connect it via the USB cable to the smart phone, and then you can start to record and live stream, once it's connected to the guitar and headphones. If you need audio-to-video sync, MOMIX CAB can output the stereo audio to your smart phone directly, ensuring high quality recording. Perfect for composing songs, webcasting, playing guitar and singing at the same time, singing karaoke, live recording for musicians' performances and more, making the music performance for the new era much more convenient and versatile!