1 newest design headphone with separate Mic 2 use for computer&other media players 3 OEM is welcome

Specifications,

Speaker diameter: Φ40mm;

Speaker impedance: 32Ω ± 15%;

Frequency response range: 20HZ-20000HZ;

Rated power: 20MW;

Headphone sensitivity: 100dB S.P.L at 1KHz;

Microphone: -58dB ± 3db;

Pin size: 3.5mm;

Cord length: About 2.0 ± 0.1m;

new designe headphone with sepparate Mic