The Compatible Wireless Glasses Stereo Headphones with Microphone are black plastic headphones that feature a unique L Bending plug type. These headphones are designed for sports use and come with a built-in microphone for hands-free calls. With Bluetooth 4.1 connectivity, they offer a seamless wireless experience. The headphones also have a 200mAh battery capacity and a sleek ear-pad design for comfortable wear. Perfect for those who want a stylish and functional audio accessory that can also be used as polarized sunglasses.