Karrimor band earphones the karrimor band earphones are designed with runners in mind and fit around the back of the neck to give a comfortable fit on the move these earphones also feature a 35mm audio jack for mp3 players a 12 metre cable and three different sized ear pieces to suit everyone earphones different ear piece sizes included diameter 10mm frequency range 20 20khz sensitivity 95db 3db1khz plug 35mm stereo cable length 12m approximately fluo yell