About Product: Product Name: Neckband Headset Feature: Bluetooth 5.0 (China Clarium AB5616B): Reliable connection, no interruptions whether working out or commuting 📶 In-Ear Neckband Design: Comfortable and secure fit for active use; stays in place through any movement 🎽🎶 Long Listening Time: Enjoy up to 9 hours of continuous music or talk time, keeping up with your entire day 🔋🎵 Battery Capacity: 105mAh for extended performance ⚡ Enhanced Audio Quality: 10mm Composite Membrane Drivers for bass-rich, stereo sound 🎶🎸 Optimized for clear, immersive audio 🌀 Fast Charging: Charging Time: Fully recharges in about 1.5 hours ⏳ Charging Interface: Convenient V8 port 🔌 Magnetic Aluminum Alloy Case: Easy to store, keeps your headset secure and tangle-free 🧲💼