The SRH440A Professional Studio Headphones deliver enhanced frequency response with accurate audio across an extended range for home and studio recording. Impedance, power handling and sensitivity are all calibrated for professional audio devices such as DJ mixers, mixing consoles, and headphone amplifier. Includes detachable coiled cable, carrying bag and threaded 1/4" (6.3 mm) gold-plated adapter. Enhanced frequency response delivers accurate audio across an extended range Impedance, power handling and sensitivity optimised for professional and personal audio devices Adjustable headband and collapsible construction provide comfort and portability Closed-back, circumaural design rests comfortably over the ears and reduces background noise Detachable locking cable securely locks cable into ear cup and enables easy replacement Legendary Shure quality withstands the rigours of everyday use Includes detachable coiled cable, carrying bag, threaded ¼(6.3 mm) gold-plated adapter a