Bakeey Computer Headphone Wired Control Earphones with Mic

.size_table_start table,.size_table_start table tr td { border:2px solid #ddd;}.size_table_start table { width: 100%; min-height: 25px; line-height: 25px; text-align: center; border-collapse: collapse;}.size_table_start,.size_table_end {clear:both;} Product desciption: Speaker diameter: 27mm Microphone size: 6*5mm/58+(-)2dB Impedance: 32 ohm Sensitivity: 102dB S.P.Lat 1KHZ Frequency response: 20HZ--20000HZ Input power: 100mW Wire length: 1M