Compatible with a variety of electronic devices, such as compatible with ios, Android, iPad, laptops, etc.The ear hook is designed to fit the shape of the ear. It can relieve pain and ear fatigue. ? Active noise reduction: The active noise reduction function of the headset blocks external noise and allows you to enjoy clear sound quality. ? Digital display: Track battery life and other important information through the convenient digital display on the headset. ? Volume control: Easily adjust the volume of music or calls with the built-in volume control function of the headset. ? Super long standby: The wireless Bluetooth headset has a built-in high-quality battery. After a full charge of 1.5 hours, it can talk continuously for about 12 hours. The charging case can achieve a long standby of 180 hours. Please note: As we are international seller, our delivery time will take about 10 working days. Our logistics provider and delivery method is: New Zealand Post.