Bluetooth Headset: The wireless neck is equipped with an advanced Bluetooth 5.1 that ensures a faster, more stable connection at a range of 33 ft /10 m with low power consumption. Compatible with all Bluetooth enabled devices, such as iPhone, Android, Samsung, Windows. HD and Stereo quality: Our wireless headphones use 10mm dynamic speaker system + noise reduction technology to deliver strong HD quality sound, clear speech, suitable for hands-free calls, music, movies and more.Built-in microphone allows you to make wireless calls easily. Ergonomic neck strap and anti-sweat: Lightweight (0.05 lb) headphones fit perfectly, and the shape is made of eco-friendly ABS + PC material, making you feel extremely soft.So it's perfect for wearing for long periods of time in everyday life.With sweat and splash-proof iPx4, you don't need to worry about sweating limiting your workout. Magnetic earplug design: With magnetic force, you can easily remove the earplug and hang it around your neck when not in use.Plus, you'll never have to worry about losing earplugs!The ultra-stable earplugs will always stay in your ears.We offer 3 extra earplugs in 3 sizes to perfectly fit your ear size.(Note: The cable is not shrinkable!) 20 + hours battery life: Only 1.5-2 hours of charging, the built-in 280 mAh battery of the headset, can continuously talk for 16 hours, music time 20 hours, do not need to worry about the battery power shortage, can also be used outdoors or at work. Yi-shaney Wireless Neck headphones Why choose Yi-shaney neck headphones?1. Lasting battery power: 2 hours on full charge, 20 hours for indoor or outdoor use.2. Advanced Bluetooth 5.0: This Bluetooth neck headset is designed with Bluetooth 5.0 technology to ensure faster and stable signal connection and transmission (Bluetooth connection range is approximately 10 m /32 ft, please note external signal interference).3. High quality sound quality: Wireless headphones provide ultra low tone Hi-Fi stereo, even in noisy environment can enjoy high quality sound, bring you a wonderful music experience.4. Anti-sweat wireless earphone: The neck earphone is anti-sweat and waterproof.You can use it for running, jogging, walking and other outdoor sports.Enjoying music while exercising can be a great experience.5. Built-in microphone: Bluetooth headset with built-in microphone for hands-free calls. What do you get?1 earphone,2 earplugs of different sizes,1 manual,1 USB charger cable.