Excellent headphones. Pop up occasionally on Amazon at this price but cheapest over there is £22.33 so this is the current best price and place to buy.
Don't forget Quidco!
* Digital Audio Diffusion
* Stereo Sound
* Frequency Response 15 - 25,000Hz
* Interface Jack 3.5mm
* Jack adapter 3.5/6.4mm supplied
* Other information Impedance: 60ohms
* Sensitivity: 101db SPL/1mW
* Carry case provided