Stereo headphones with Bluetooth 4.1 connection. • Bluetooth 4.1: low consumption connection. • Headphone control: control pairing functions, skip songs, and other functionalities thanks to its buttons. • Includes built-in microphone Stereo headphones with Bluetooth 4.1 connection. • Bluetooth 4.1: low consumption connection. • Headphone control: control pairing functions, skip songs, and other functionalities thanks to its buttons. • Includes built-in microphone Material: PVC Alloy: Metal;; Colour: Black; Black