We don't just sell headphones, We listen, we research. We sell an amazing audio experience. Color:Black/Red ❤ Warranty Policy:Backed by a 6 Months Warranty & Carefree Service for Every Purchase If you have any issue with our headset at any time, please always contact us before leaving feedback/review. We will try our best to fix the issue to your full satisfaction Guaranteed ! ●How to use Smart Button in-line Control Multi-Function Button: Answer/end phone calls (Single-tap) Multi-Function Button: Next track (Double-tap) Multi-Function Button: Previous track (Triple-tap) ●Specification Speaker dimension:φ10mm Impedance: 16Ω Sensitivity: 108dB S.P.L.at 1KHZ Rated power: 3mW Power capability: 30mW Frequence response : 20Hz-22,000Hz Cable length: 1.2±0.15m Plug type: φ3.5stereo ●Package include 1*Earphone 3*Soft Silicone earbuds (S/M/L) 1*User Manual ●Compatible with Our In-ear headphones works for iPhones, iPods, MP3 Players, universal Android smartphones, tablets and other devices equipped with 3.5mm headphone jack.