Sport Wireless Bluetooth Headphones, Upgrade Sweatproof Neckband Stereo Earphones  Earbuds-Black Awesome Sound-HiFi Stereo 4.0 bluetooth version,,Noise reduction and echo cancellation,provides a high quality sound when listening to music or answering a phone call for you! Multi-point connection,wireless bluetooth headset with APT-X and call ,can connect two phones at the same time. Compatible with most cellphone and devices with bluetooth capabilities. High quality sound with had speaker and enhanced bass effect. Unique around-the-neck design for easy carrying,lightweight and comfortable for all-day use.Easy Magnetic Earphone Storage. Quality Guarantee-Which guarantees high fidelity,stable performance and excellent communication effects.