Samson SR880 closed studio headphones Exceptional bass reproduction with clear mids and highs, Over-ear design with closed back and protein leather ear pads, Large 50mm neodymium drivers Adjustable headband, 20Hz - 20kHz frequency response 32 ohm impedance, 6.3 mm adapter included The SR880 is a more closed Samson headphones. The studio headphones have one clear sound and is suitable for both hobby and professional use. The highly sensitive 50mm neodymium drivers offer an extraordinary Sound quality with deep bass, clear highs and warm mid-frequencies. About a Frequency range from 20Hz - 20kHz the SR880 reproduces precise audio for an optimal sound experience. The headphones are also ideal for extended periods of use. Ovals Ear pads made of protein leather a wide, self-adapting one Headband for a secure and natural fit offer full comfort. The closed shape makes for a good one Soundproofing and an excellent one Stereo imaging. A 6.3 mm adapte.