The Yesido YSP20 delivers powerful performance and long-lasting convenience in a sleek neckband design. Made with durable PC+ABS and featuring built-in magnetic earbuds, it ensures a secure and tangle-free experience. With Bluetooth 5.3 technology and the ability to connect two mobile phones simultaneously, this earphone is perfect for multitaskers. A high-capacity 400mAh battery powers up to 40 hours of usage time, making it ideal for extended listening sessions at work, home, or on the go. Specifications Brand: Yesido Model: YSP20 Magnetic Neckband Wireless Bluetooth Earphone Material: PC+ABS+Magnet Bluetooth Version: V5.3 Battery Capacity: 400mAh Charging Time: About 3 hours Charging Interface: Type-C Usage Time: About 40 hours (at 60% volume) Connection Support: Connects to two mobile phones simultaneously Key Features Ergonomic neckband design with magnetic earbuds for secure storage Bluetooth 5.3 ensures stable and efficient connectivity Massive 400mAh battery offers up to 40 hours of continuous use Supports dual device connection for seamless switching Type-C fast charging for added convenience during busy days