The Koss Quiet Zone PRO stereophone delivers a winning combination of passive and active noise reduction (ANR) for music lovers who are looking for a little peace and quiet on the go. It utilizes a dynamic element for a full frequency response of 40Hz to 20,000Hz. A deep bass, and balanced midrange, deliver an impressive sound performance whether you're enjoying a DVD, CD or an MP3 recording. An extra-soft padded headband allows for lightweight comfort for extended listening periods. Completely collapsible, the QZPRO makes an ideal travel companion on a plane, bus or automobile. No need for noise cancellation? No problem. Unlike some competitive models, you can enjoy sound with or without noise reduction. It's noise reduction circuitry can be turned on and off with a flip of a switch. The QZPRO operates on 2 "AAA" batteries and delivers approximately 30 hours of continuous play. Additional features include a 4-foot single entry straight cord and a 2-prong airline adapter. Koss QZPRO Features: *Reduces harmful and annoying low frequency sounds in noisy environments *Ideal as plane quiet headphones *Closed leatherette ear cushion for maximum isolation and deep bass performance *Collapsible design for portability *Cord: Straight/ Single Entry/ 4 feet Specifications: *Frequency Response: 40Hz-20,000Hz *Sensitivity: 90 dB SPL /1mW *Distortion: <0.2% *Impedance: 32 ohms New from the Mfg. Click here for more Koss Noise Cancelling Headphones |
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