Brand NEW! The K 240 Studio headphones from AKG feature a semi-open circumaural design, and use patented Varimotion technology and extra-large transducers to deliver extremely precise, detailed sound. The headphones have a self-adjusting headband, as well as thick around-ear cushions for lasting comfort. The single-sided detachable straight cable resists tangles and can be easily replaced. The cable has a gold-plated 3.5mm plug with a 1/4" screw-on adapter to provide wide compatibility with consumer and professional audio devices. Semi-open, circumaural design XXL speakers with patented Varimotion technology for crisp, detailed sound Self-adjusting headband fits virtually any head size Thick around-ear cushions for lasting comfort Single-sided detachable cable resists tangles and offers easy replacement Gold-plated stereo 3.5mm mini plug with 1/4" adapter for compatibility with a variety of consumer and professional devices AKG K 240 Specs Headphone Driver Type Dynamic Design Over-Ear (Circumaural) Earcup Style Semi-Open-Back General Frequency Response 15 Hz to 25 kHz Sensitivity 91 dB Impedance 55 Ohms Maximum Power Handling 200 mW Connectivity Audio Connector to Source 1/8" / 3.5 mm TRS Connector Plating Gold Adapter (Included) 1/4" Cable Detachable Yes Cable Length 9.8' / m Physical Weight 8.5 oz / 240 g Packaging Info Package Weight 1.215 lb Box Dimensions (LxWxH) 9.25 x 8.8 x 4.35" - All international buyers are responsible for all tax, duties and/or customs fees.