SONY MDR-EX75/SQ EX Earbuds Headphones with Hi-Sensitivity Driver (Silver) 9mm EX provides comfort fit and deep bass sound. New Hi-sensitivity driver units for wider range, producing premium quality sound Excellent wearing comfort from silicone rubber earbuds and angled earbuds structure Now compatible with Apple iPhone (1G / 3G), with Gold-platedStereo Mini-plug 0.61m (2 ft) cord and 0.61m (2 ft) extension cord 2 ft short cord ideal for armband use; supplied extension cord (2 ft) ideal for general use Frequency response: 6-24,000 hz ; Sensitivity: 103 dB/mW