USB audio grabber,3.5mm and R/L audio connector input, usb to pc, record audio into computer and convert into MP3/WAV Audio capture card,Plug and play, no extra power supply. Support Audio capture card,Plug and play, no extra power supply. Support Windows 10 / 8.1 / 8 / 7 / Vista / XP and Mac OS 10.7-10.14. (Not support Mac OS10.15).Notice:Audacity can be installed on Raspberry Pi 3B. Coming with professional audio capture/converting software ( Audacity) and online updating. This usb audio digitizer(audio converter) make user easily record live audio or transfer analog to be digital formats such as MP3, WAV. User can save & listen music on MP3 player, computer, portable CD player, or car stereo or home stereo system. To record and convert classic vinly turntable LP or cassette tape music audio to be MP3/WAV digital formats.Convert cassette tape to cd.Note:If you have a standalone turntable but no amplifier or pre-amp, you may want to consider the Behringer UFO202 or th