JVC HA-FX1XM Xtreme Xplosives in ear canal headphone featuring 10mm large diaphragm neodymium driver units, deep bass ports for enhanced bass reproduction, three sizes of silicone ear-pieces (S/M/L), 2.0mm-thick and robust 1.2m pure copper cable (Y-type), gold-plated 3.5mm stereo straight plug, special hard carrying case included.