S990 Stereo Bass Light-weight In-ear Earphone Headphone with Mic for Samsung S8 iPhone

Features:1. 2 drivers in each side, one vibration driver and one dynamic driver, give you shock and stereo sound effect.2. Ergonomic design, comfortable wearing, excellent sound insulation effect.3. S990 is not only rugged, but also lightweight and more powerful. Superior sound quality.4. High fidelity wire headset, support answer, hang up, play, pause, previous song and next song.Specification:Model Number: S990Cable Length: 1.2mProduct Weight: 15gOptional Color: Black, BlackGold, WhiteSilver.Plug Type: 3.5mmMic Dimensions: 4.0x1.5mmSensitivity: -43dB3dBDirectivity: omnidirectionalImpedance: 64Driver Diameter: 9.2mmSensitivity(S.P.L): 823dBFrequency Response: 20Hz-20kHzPackage Included:1 x S990 In-ear Earphone1 x User Manual