Sound Earphones with Microphone Wired Headset 3.5mm Audio Earbuds for Universal Earphone

【Product Model】: M9 series [Product Nature]: In-ear flat-ear with buttons, can answer calls [Applicable models]: mobile phones that support 3.5 sockets Instructions for use: plug in the 3.5 jack earphones, if the sound is normal, it means no adjustment is needed; if the sound is noisy and unclear, use the NK-IP key to adjust it to a clear file. product manual: Product technical parameters: (speaker parameters) Product technical parameters: (microphone parameters) Horn diameter: Φ16MM Directionality: omnidirectional. Frequency response: 20HZ-20KHZ Microphone specifications: Φ6*2.5MM Sensitivity: 110±3DB (at1khz 1mw) Frequency range: 30-15000HZ Impedance: 32Ω ±15% Sensitivity: -58±3DB Rated input power: 30MW Impedance: <10Kohm Large rated power: 50MW Use voltage: DC4.5V Pin head: 3.5MM wire length: 120CM The line control has the function of answering and hanging up the phone, the call and music are no problem, and the mobile phone can realize the pause function when listening to music. Pack：1pc opp bag