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Summary of Contents for Pro-Idee 600-643
- Page 1 663 104 Noise Cancelling Headphones Item-no.: 600-643 Thank you for purchasing these headphones. Please read these instructions of use carefully before using the product.
- Page 2 Safety information Please read the safety information about using the product that is contained in these instructions carefully. Always keep these instructions at hand. Please check that the product is not damaged and that all individual parts have been supplied and are not damaged. Keep children away from packaging materials.
- Page 3 How to use the product Before using the product for the first time Please open the outer cover on the right ear cup. Insert a battery (AAA, 1.5V) in the battery compartment. Please make sure that the poles match. The poles have been printed on the base of the battery compartment.
- Page 4 What is active noise cancelling? These headphones possess a module that actively compensates noise. Tiny microphones in the ear cups record ambient noise levels. A microchip inside the ear cups copies the sound waves and inverts them. This inverted noise is then mixed with the original noise. The effect: The noise and anti-noise cancel each other out.
- Page 5 Technical data Transmission method: Cable Design: Enclosed Sound transducer: 40 mm neodymium magnet Acoustic pressure: 95 db (with NC) / 92 db (without NC) Frequency range: 20 – 20,000 Hz Impedance: 130 ohm (with NC) / 36 ohm (without NC) Active noise cancellation: Frequency range: 40 –...
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