Support Raspberry Pi 2 B / 3 B / 3 B+ Driverless / Plug and Play Support Microphone and Speech Recognition Support Standard Handphone 3.5mm Jack 100% Brand New High Quality Supports 3D post tonal sound and virtual 5.1 CH sound track. Plug and Play USB 2.0. USB bus-powered mode, no external power required. Digital Class-B power amplifier inside. Supports 3D post tonal sound and virtual 5.1 CH sound track. Speaker/headphone jack Microphone jack. Color:Blue Supported system:Wicrosoft Win 98SE、WIN ME、Win 2000、Win xp Package including: 1 x USB Audio Sound Card Adapter