The K240MKII is a newly updated version of AKGs most successful headphones with Varimotion technology and XXL transducers. The K240MKIIs semi-open ear cups have around-the-ear coupling to deliver solid bass accurate mids and crystal-clear highs. Thanks to its lower impedance and improved sensitivity it can be used with low-output audio sources to deliver its incredible sound. The detachable OFC cable has gold-plated plugs for optimum audio quality and exceptional ease of service.