Size:About 57 x 25 x 12mmLED indicators: Microphone-Mute Status、 ActivityUSB2.0 Full-Speed ( 12Mbps ) SpecificationUSB HID Class Specification 1.1USB Audio Device Class Specification 1.0. USB bus-powered、 no external power required.This is USB 2.0 External 7.1-Channel Audio Sound Card Adapter. It can work with either desktop or laptop. it extends your stereo speaker or earphone to 7.1 channel environment、 giving you high quality sound enjoyment.Connectors: USB Type A、 Stereo output jack、 mono microphone input jackFunctions keys: Microphone-Mute、 Speaker-Mute、 Volume-Up and Volume-DownPlug and Play. No drivers required for Windows 2000 / XP / Server 2003 / Vista、 Linux、 Mac OSCompact、 portable、 convenient to carry.Description:Colour: BlackLength: 3mInterface:HDMI Male VGA FemaleShielding Immunity: Double ShieldedFeatures:HDMI to VGA Cable with 3.5mm stereo audio line.With integrated 3.5mm stereo audio line and adaptor 3.5mm to 2x chinch audio.Particularly suitable for connecting to MEDIA PCs with Flat TVs.This cable supports a resolution up to 1080p Full HD.Audio connections must be connected at both ends.Package Included:1 X 3M HDMI to VGA Cable With Integrated Audio With Power