Value: (as of - Particulars) AKG K553 MKII is the best closed-back, over-ear studio headphone for monitoring, mixing and mastering. Designed for peak efficiency and most consolation, AKG K553 MKII combines the noise-isolating qualities of a closed-back headphone with the spacious, dimensional sound of an open-back design. The two" (50mm) low-impedance drivers present sturdy, correct, [...]