AKG K171 MKII Professional Closed Back Studio Headphones * Professional hi-fi stereo studio headphones * Self-adjusting headband for optimum fit * Patented Varimotion speakers * High ambient noise attenuation * For broadcast and DJ use * Rugged construction for tough handling * Leatherette ear pads and additional velvet ear pads * Single-sided, detachable 3 m cable and additional 5 m coiled cable * The newly designed K 171 MK II combines the benefits of a closed-back design with the lightweight and comfort of supra-aural headphones. The K 171 MK II is an excellent choice for DJ and broadcast applications where no sound can bleed from the headphones into live microphones. The closed-back, loud and rugged design gives the K 171 MK II a different low-frequency character and maintains its comfort and flexibility.