Personal headphone mixer with AUX-in port that allows you to use an iOS device for effects, or play along with your music library, XLR and stereo left (mono) and right (Hi-Z) inputs, as well as a GAIN (MIC) control for dynamic microphones. No amp, no cabinet, no pedals, just a guitar or bass, some headphones, and SessionCake are all you need for intensive individual practice or a full-blown rehearsal or jam session. Connect up to 8 SessionCakes together to create a fully featured mixing system where everyone can create the mix that works for them. AUX-in port that allows you to use an iOS device for effects, or play along with your music library, XLR and stereo left (mono) and right (Hi-Z) inputs, as well as a GAIN (MIC) control for dynamic microphones.