The built-in magnet attracts the earplugs when you don't need them, greatly decreasing the burden on ears and giving you a convenient storage way to carry around. Featured with CVC6.0 noise cancelling technology, our headphone filters out background noise to guarantee high quality sound and provides you clearer voice for calls. Provides a fast and stable pairing with your Bluetooth enabled devices. Offering you impressive dynamic sound even you are 10 meters away from your device. Weighs only 27g in flexible and durable silicone neckband, 60 percent lighter than any other neckband headset, you'll even forget you have them on. Powerful rechargeable battery provides up to 20 hours of continuous talking/music time and 150 hours of standby with a single charge. Healthy and soft silicone design, Claws fits different neck sizes and conforms to your body for all-day comfort. Neckband with wire clip design, You can wear Claws for surfing, rock climbing, mountain biking, skateboarding with up to 20-hours continuous use. Unlike ordinary Bluetooth earbuds for running and workouts, this comfort-fit earbuds allows for easy and accurate one-touch control located on the neckband, no need to take off the earbuds. Bluetooth earphones with built-in microphone allow auto switching between music and calls.