Jopuzia Qy7 Bluetooth Wireless Earpiece Wireless Sports Headphone Running Gym Exercise Sweatproof Earphone Stereo Earbuds Headset for iphone ipad samsung etc.Bluetooth device (Black) Portable lightweight and sweatproof design Clear bass resonance, CVC wind noise reduction, and superior sound isolation HD Audio Quality; outstanding audio and call quality with enhanced BASS effect. Lightweight and Durable; designed for long term wear and use, comfortable and easy to wear with different sized earbuds. NO retail packaging . Please pay attention: We will not accept any refund or returns after the products reached you in 15 days.Please check the products before you sign them. Thanks.