Whether you’re a professional DJ or you just want to sound like one, this Griffin CJ cable for iPhone is the first step is creating high quality mixes with your iPhone or iPad. It not only allows you to mix tracks, but if also allows you to simultaneously listen to the song you’re playing and the track you’re cueing up to play next in line. When the split output is enabled, you can send the master output to the left channel and the cue output to the right channel, enabling you to cue songs through your headphones no matter what song is playing through the speakers. The result is a seamless transition that sounds like professional DJ equipment costing a fortune. All of this can be accessed through algoriddim's djay app for iPhone or iPad, which can be easily downloaded through the app store.