The SENNHEISER's HD 280 PRO circumaural closed-back monitor headphones have a foldable construction with swivelling earcups and expanded low end rendition with a frequency response of 8 Hz to 25 kHz and a frequency response of 8 Hz to 25 kHz. This audio monitoring has excellent outside noise rejection, with ratings of up to -32 dB. Magnets made with efficient neodymium contribute to a wide dynamic range and high output. The adjustable padded headband and thick, padded leatherette earcups provide a precise and comfortable fit throughout long sessions of studio recording and mixing.