Specification:Additional InfoBrand: UGREENHardware Interface: USBColor: BlackCompatible Devices: Headphones, Mobile Phones, Game Controllers, Speakers, Keyboards, Mice, Printers, and MoreItem Dimensions (LxWxH): 0.67 x 0.31 x 1.3 inchesData Link Protocol: Bluetooth, USBData Transfer Rate: 2 Megabits Per SecondWarranty: 1-Year Brand Warranty
