Product Description: S109 BT Headset Single Ear Wireless Headphone with Noise Cancelling Mic Advanced BT 5.0 Technology Experience seamless connectivity with BT 5.0 technology, offering one-step pairing and a stable signal. Enjoy an effective connection with a 15-meter barrier-free transmission distance, ensuring uninterrupted audio for calls and music. Superior Noise Cancellation Equipped with CVC 6.0 digital noise reduction technology, this headset intelligently eliminates external noise, providing you with crystal-clear sound quality. Perfect for making calls or listening to music in noisy environments. User-Friendly Controls Effortlessly manage your calls and music with easy-to-use buttons. Answer, hang up, or reject calls and adjust the volume with a simple click, making operation quick and intuitive. Flexible and Convenient Design The 180° rotatable head allows you to switch the earpiece between your left and right ear, offering flexibility and convenience. This feature ensures a comfortable fit for extended wear. Ergonomic and Comfortable Fit Designed with an ergonomic clip-ear structure and soft silicone earplug, this headset provides a lightweight, comfortable, and stable fit. Ideal for use during driving or exercise, it stays securely in place. IPX7 Waterproof Rating With an IPX7 waterproof level, this headset can easily handle daily water splashes, making it suitable for various environments. It also supports battery display on iOS devices, keeping you informed of the power status. Wide Compatibility The S109 headset is widely compatible with mobile phones, tablets, laptops, smartwatches, music players, and other devices with BT 5.0 or lower versions. Enjoy versatile connectivity across all your devices.