Closed in-ear headphones with tri-band design, made of the finest materials, which are the first reference headphones from AKG company. Thus offering great reference sound and extremely small 3-band system, which is among the smallest in the world. They are equipped with hybrid technology, which consists of one dynamic and two balanced drivers, and three audio filters for exceptionally accurate sound. Increased comfort during use even for sensitive customer is ensured by hypoallergenic ear pads and 1.2 m long cable OF with volume control and a 3.5mm mini jack. They offer a frequency range of 10 Hz-30 kHz, sensitivity of 125 dB SPL/V, maximum input power 15 mW and 8 Ohm impedance. Included is a leather travel case, spare ear pads or connector adapters. Weight without cable: 10 g. Colours: brushed stainless steel.