Swamp hp820x studio monitoring recording headphones hp820x monitoring headphones provide high-level sound reproduction and excellent comfort. Featuring 45mm dynamic drivers optimised for listening and monitoring, 10hz - 26khz wide frequency range, detachable cables, and spare ear muffs. Perfect for studio tracking. Impressive specifications the hp820x have some impressive specifications when it comes to their sound reproduction. The 45mm dynamic drivers produce a frequency response of 10hz to 26khz, and a sensitivity reading of 97db. They feature a really comfortable form factor with the padded headband and ear muffs, which are replaceable. As the cables are detachable as well, these headphones can last a lifetime! Complete package these versatile and sturdy headphones are fully featured, not only comfortable and sounding great, they are well packaged to include a spare set of ear muffs, which are easily replaceable. The headphones also feature detachable cables, and there are two that come included with the headphones - a 3m straight cable, and a 4m coiled cable, as well as a headphone adapter. No need to discard the headphones if the cable stops working, simply replace the cable! Package includes: - 1x headphones - 1x spare ear muffs - 1x 3m straight 3.5mm cable - 1x 4m coiled 3.5mm cable - 1x headphone adapter specifications: 45mm dynamic drivers sensitivity: 97db impedance: 32ohm frequency response: 10hz - 26khz max power: 1500mw rating power: 1500mw