NEW Cobalt Headphones Model CBS-2702 Features: Lightweight stereo headphones High energy driver for powerful output in a small format Foam ear cushions for open,hear through sound Create wide and open sound stage Loudspeaker Specifications: Driver Unit : Diameter 27mm An-lsotropic Magnet Impedance : 32 Ohm +/- 10% Sensitivity : 100 dB +/- 3 dB at 1 KHz Frequency Response : 20-20,000 Hz Maximum Power Handling : 100 mW $20 no tax (retail is 32+tax)