Folding Bluetooth Headphone Support SD Card with Mic for Mobile Phone Tablet

SPECIFICATIONS Folding Bluetooth Headphone  version: bluetooth V5.0   effective distance: 15meters charge time: about 3hours Wireless Type: bluetooth TF function: support TF card playing Support system: Mobile Phone,Computer TV all have bluetooth function Support Memory Card: Yes Power supply: powered by rechargeable 400MAH battery Function: For Mobile Phone,for Video Game,HiFi Headphone Connectors: USB Communication: Wireless Charging Method: Cable