Foldable Bluetooth Headset, Beartwo Lightweight Retractable Bluetooth Headphones for Sports&Exercise, Noise Cancelling Stereo Neckband Wireless Headset (with carry case)

High-fidelity Stereo Sound Quality- built-in high sensitivity microphone and noise canceling technology (not active noise cancellation), ensure crystal high quality sound no mater you are calling or listening to music.
Outstanding Battery Performance- The portable designed headphone built with large capacity battery, which provides up to 16 hours of continuous music time and 300 hours of standby with a single charge.
Advanced Bluetooth 4.1 +CVC 6.0 - latest Bluetooth 4.1 chip provides fast, stable and low-power connection. These headphones are compatible with most smart phones, iPhone, Android devices and other Bluetooth Enabled Devices.
Neckband Design- Around-the-Neck wearing design with perfect Body-Contoured fit. Made of environmental ABS+PC material, light and soft to wear comfortably, perfect for long time wearing no matter in outdoor activities or in office.
Foldable and Retractable Design- Foldable design enables you to take it anywhere in your pocket or in your bag. Retractable Earbuds- a unique design for cable management, no more tangled wire obsession.