Sennheiser Px40 Supra-Aural Mini Headphones. Ideal For Use With Portable Audio Sources Such As Mp3 Or Cd Players ; Optimized For Rock & Pop Music ; Excellent Reproduction, Transparent, Bass-Driven Sound ; Bass Tube For Rich, Full Bass ; Freq Resp: 40 Hz-20 Khz; Ultra-Lightweight ;Diaphragm Ensures Powerful Sound ; Lightweight & Comfortable For Music On The Move; Connection Cable Made From Highly Conductible Ofc Copper ; 1 M Connection Cable ; 2-Year Warranty

One Year Manufacturer Warranty..

A 20% restocking fee will be charged on returns or exchanges of any opened audio, telephone systems, home theater systems, dvd players, cameras, camcorders, digital cameras, radar detectors, electronic accessories or etc. unless defective. **Customer responsible for return postage.