Bluetooth Headset [New Release] Bluetooth Headphone Wireless Neckband Design with Retractable Earbud for iPhone, Android, Other Bluetooth Enabled Devices Unique Foldable Design: Foldable Design Provides Extra Flexibility, Portability, and Durability. Convenient to Carry in Your Bag for Daily Use and for Travel Retractable Earbuds: This Amazing Design Provides a Simple, Unique Approach to Cord Management. This Bluetooth Headphone Allows You to Leave Your Phone and Leave Your Hands Free but Not Miss Any Call Battery Life: Standby Time up to 300 Hours, Music Time up to 16 Hours and Talking Time 18 Hours. With Every about 3.5 Hours Charging, You Can Just Enjoy Your Wireless Sport/music Time Without Any Worry Vibration and Voice Prompt: When There's Coming Call, This Bluetooth Headset Will Remind You with Vibration. Will Never Miss Any Phone Call When You Are Doing Exercise or Even in a Noisy Place Bluetooth 4.1 and Fast Connection: Pairing Is Just Easy and Quick with a Simple Switch Button. Compatible with: Iphone Series, Ipad Series, Samsung Series, Android and Any Bluetooth Enabled Device