In-ear earphone 1, speaker dimension: 6u ª)10mm diameter mylar speaker 2, plug:3.5mm stereo plug 3, cord length:120cm 4, frequency response:20-20khz.
5, impedance:32 ohm+/-10%
6, sensitivity:105+/-3db s.P.L(at 1khz) 7, colors:pink, green, blue, red, orange,
