The Audio Technica ATH-T44 are consumer level dynamic studio headphones. The lightweight self adjusting headband and padded ear cusions provide comfort for long hours of comfortable listening. The headphones feature proprietary 40 mm drivers with neodymium magnets and Copper Clad Aluminum Wire voice coils. The circumarual closed earphones can be rotated to allow easy one-ear monitoring. The 9.8' (3.0m) y-split cable has a 1/8" plug with included snap on 1/4" adaptor. The ATH-T44 have a frequency response of 18-23,000 Hz.