For the most organized JamHub headphone system, these color-coded multi-packs match every unique color that the JamHub unit uses so one can easily recognize what section belongs to which musician. The EX-25 Extreme Iso Headphone from Direct Sound are super comfortable and sound great. They feature a lightweight design with the ground-breaking¦IncrediFlex headband - with memory, that allows the player to wear these comfortably for hours. They feature TruSound Tonal Accuracy for superior non-hyped audio fidelity and are environmentally sound with battery-free technology and parts that are easily replaced or repaired.¦ Includes the protective case that the phones neatly fold up into. This is the best way for musicians and students to connect to the JamHub Systems!