The H501 headphones from MX MOD feature a wide frequency response, dynamic bass, and high resolution sound, coupled with a 4.4mm input for wide channel separation and compatibility with high quality DAC/amp units.  Using a 50mm beryllium-coated driver, and tuned by MX RAY Studio, these headphones provide a fantastic sound at an affordable price.  Included is the FiiO BTR13 DAC/amp, for superior sound reproduction from any device, over USB or Bluetooth, as well as support for the included headset cable.  For gaming, movies, music, or anything else, the H501 has you covered.