Single dynamic driver in-ear by Korean micro-speaker company called Dynamic Motion.
“-- Can the Dynamic Motion DM100 initial good looks be backed up by a good overall package? Let’s find out. ~ All photos were taken by me, no stock photos from the manufacture are used ~ *Accessories* - 4 Pairs of Silicon Ear Tips (XS, S, M, L) - 1 Pair of Medium Sized Comply Tips (T400) - 1 Cord Clip - 1 Airplane Adapter -...” --BloodyPenguin
High Quality Aluminium Hi-Fi Premium Sound Speaker Dimension: 10mm diameter mylar speaker Plug: 3.5mm stereo plug Cord length: 150cm/60 inches Frequency response: 20-20kHz Impedance:32ohm+/-10% Sensitivity: 105+/-3db S.P.L(at 1Khz)