COOFINE Single Ear Hook Bluetooth Headset Wireless Business Headphone with Mic Noise Cancelling Waterproof Earphone Hands-Free Cell Phones Earpiece for Office, Sports, Truckers, Driving

CONVENIENT & COMFORTABLE - The 270° rotatable mic allows to adjust the angle and fit this headset in right or left ear for a secure fit. Lightweight and comfortable enough to be worn for hours at a time. Ultimate comfort ear gels are available to provide a snug, secure tailored fit. HIGH FIDELITY SOUND - The Bluetooth headset built-in HD microphone. Uses sensitive microphone to recognize vocal , reduce noise interference,clear and comfortable,offers clear audio and natural sound, allows you to enjoy high quality music and clear phone calls wherever. just like face-to-face communication. WATERPROOF - Anti-Sweat During do sport.Perfect for Running, Jogging, Hiking, Yoga, Gym, Exercises ,Fitness, Travelling and etc. LONG-LASTING BATTERY LIFE - The built-in lithium-ion battery provides up to 240 hours for stand-by and up to an amazing 20 hours for music or continuous talk. It only takes 1.5 hours to get fully charged and then keep you connected socially and musically. APPLICABLE POPULATION : With delicate skin-friendly material and stylish design and built-in mic, hands-free calling for driving truck van SUV, gym trainer, businessman, housewife, students, bring you professional wear experience.