In addition to mixing and recording in the studio, the HPH-MT7W headphones are perfect for mix monitoring in live performance applications thanks to their high sound pressure levels and durability. Features 40 mm custom drivers with CCAW voice coils deliver a broad frequency range and accurate response Closed-back, circumaural design for excellent isolation Smooth synthetic leather and large low-resistance cushions ensure stress-free wearability and high levels of isolation Three-dimensional arm pivot construction and adjustable slider length alleviate fatigue when working for extended periods Moveable earcups allow single-ear monitoring Thick ABS housing and rigid die-cast aluminum support-arms for use in the toughest working environments Straight 3 m cable suitable for use in a wide variety of applications *6.3 mm diameter standard stereo plug adaptor included Convenient carrying bag included Specifications Type: Closed-back, Circumaural (Over Ear) Frequency Response: 15 Hz - 25 kHz Sensitivity (SPL): 99 dB/mW Maximum Input Power: 1600 mW (at 1kHz) Impedance: 49 O (at 1kHz) Driver Unit: 40 mm, Dynamic, CCAW Voice Coil Cable: 3.0 m (9.8 ft), straight Connector: 3.5 mm (1/8”) stereo with 6.3 mm (1/4”) stereo adaptor Dimensions (W x H x D): 170 x 195 x 98 mm (6.7 x 7.7 x 3.9) (Without cable&plug) Weight: 360 g (0.8 lbs) (With cable&plug) Accessories: Threaded 6.3 mm (1/4) gold-plated adaptor, Padded carrying bag Watch: Yamaha Studio Monitor Headphones HPH-MT7