Noise Cancel 3.5mm For Smartphone Wired Earphones Sport Headset In Ear Earphones Flat Earbuds

Label:Yes Impedance: <10Kohm Frequency corresponding: 20HZ-20KHZ Speaker diameter: 16MM Maximum rated power: 50MW Wire length: 120CM Directionality: full point. Impedance: 32 ± 15% Applicable models: all 3.5mm port mobile phone, Needle head: 3.5MM Product technical parameters: (speaker parameters) Rated input power: 30MW Use voltage: DC4.5V Package include:1Pc Earphones Microphone specifications: 6 * 2.5MM Sensitivity: 110 ± 3DB (at1khz 1mw) Product technical parameters: (microphone parameters) Product Properties: ear-style flat ear with a button to answer the phone product manual: Frequency range: 30-15000HZ Line control with calls, song music the phone can be achieved on /off . Sensitivity: -58 ± 3DB Note: Instructions: plug in 3.5 jack headphones, if the sound is normal that does not need to adjust; if the sound is not clear with the NK - IP key to adjust to clear file can be. Please allow 1-3cm difference due to manual measurement. Due to light and screen difference, the item's color may be slightly different from the pictures.