Foldable High Value And High Craftsmanship Headset Bluetooth Headset Wireless Call Headset Subwoofer Live 5.3 Bluetooth Headset Features: Bluetooth 5.3 chip, faster and more stable connection, clearer and smoother listening to music and playing games, and generally improved headset performance. The three modes can be switched . Plug-in cable/card/Bluetooth can be used in any situation. Plug-in cable does not consume power. It is fully Android ios system, and can be linked as long as the device supports Bluetooth function. It does not take up space, and can be folded and stored easily. The movable brace can be adjusted and retracted. It is more convenient to fold up and carry. With a power reserve, it takes 1.5 hours to fully up listening to music for 10 hours. Product Description: Bluetooth version: V5.3 Transmission distance: 10 meters Battery capacity: 1600 Charging time: approximately 1.5 hours Standby time: 80 hours Usage mode: Bluetooth, card insertion, cable insertion Voice prompt: supported Power input: 5V contain: 1x earphones 1x charging cable 1x instruction manual