A di box is an indispensable tool for both the stage and the studio. And if youre looking to connect a stereo sound source such as a synthesizer keyboard or media player to a mixer or other balanced device the mackie mdb 2p stereo passive di box is the perfect solution. Two 1 4 inputs complete with parallel 1 4 thru outputs and balanced xlr outputs give you outstanding flexibility when it comes to your connections as well as allowing you to enjoy crystal clear defined sound at all times. Premium analog circuitry and high performance components allow you to enjoy outstanding performance from a compact and easy to use device. A switchable 15db pad for each input lets you combat distortion when connecting higher level sound sources whilst a passive design means you dont have to worry about power supplies. And with mackies built like a tank construction you can enjoy premium sound for years to come.