Bluetooth 4.0 Headset Stereo Earphones Wireless Earset Earbuds Sweatproof Sports Running Headphones with Microphone For Andorid IOS Mobile Phones 3D music experience Smart Voice Control (Black) Bluetooth Profiles: CSR 4.0, Headset & Handsfree and A2DP/HFP/HSP/AVRCP.Easy Connected. Warranty -- 90 days by amazon . 365 days by EAST EDGE ( instructed in user menu) Adjustable length / customered earbud / , Easy Fit kids / teenager / adults Simple-to-use: control all functions of your music (volume, sound, song selection) and calls from your phone via voice control (yes/no) Fast Charging & Power Saving -- Charge 1 minutes , enjoy 1+ hour music