Collapsible Wireless Bluetooth Headphones with Micro SD Player, FM Stereo Radio (Black) Balanced Sound of Bass and Treble and compatible with most Bluetooth media player or phone Easy-to-pair your device and easy-to-use interface. Control sound tracks and answer/hang-up/redial/refuse calls with the push of a button. 400mAh high capacity of battery let you enjoy music for up to 6-8 hours.7 Days Standby Time. 2 Hours Standard Charge Time. By 3 Minutes Of Fast Charging You Can Listen For Up To 1 Hour. Not only a Bluetooth headphone but also with Micro SD Player, FM Stereo Radio, 3.5mm corded, instant music sharing with 3.5mm Cables (not included in the package). Thank you for choosing our generic products, we choose them with great quality control and we offer an 14-month warranty, including customer satisfied return and change policy.