ECO wireless, Bluetooth headphones made from environmentally responsible ABS plastic and bamboo. Supplied with a comfortable headband made of RPET (recycled PET bottles). The headphones are also foldable for easy transportation and storage. Stream music via Bluetooth (version 5.0) and enjoy perfect stereo sound reproduction. Range up to 10 meters. With control panel on the left speaker. Includes microphone for picking up and answering telephone calls. The headphones have a built-in 300maH battery for playing time of up to 6 hours, standard 3.5 mm micro-USB charging cable and user manual. Each item is individually boxed.