With the AlphaTheta DDJ-GRV6 + Pioneer DJ HDJ-X7 Black, you can listen to what you're mixing right away. The DJ controller has 4 channels, so you can connect up to 4 different music sources. Thanks to this, you can use different sounds in your mix. With the Groove Circuit function, you can change drums of a song to get more variation. Thanks to the 5 to 30,000Hz wide frequency range of the headphones, you can hear every detail in your mix. This way, you can hear well what you're mixing. Thanks to the 2 different cables, you can choose a lot of freedom of movement or a tidy setup. With the coil cable, you can stand up to 3m away from the controller, so you can dance freely while playing.