Yamaha RH10MS Professional Monitor Headphones Frequency Response 18 Hz - 21kHz Sensitivity 96 dB/mW 3 meter cord Equipped with 1/8" plug and 1/4" adapto Compatible with all audio devices S-logic 3 Dimensional Surround Sound Ergonomic design for extended wear Accurate reproduction of digital music 1/8" plug with 1/4" adaptor included Velour storage pouch included