This is a USB sound card/USB audio module with 8Ω 5W Speaker that supports recording and playback, a stereo codec, a built-in microphone, and a speaker. It is suitable for Raspberry Pi/Jetson Nano, driver-free, plug-and-play "Listening / Speaking" Two-In-One-- onboard microphone, and speaker header, easy audio input / output. Plug and Play, easy to use--standard USB 2.0 port, driver-free, portable size Multiple sampling rates support--supported sampling rates including 8K, 11.025K, 12K, 16K, 22.05K, 24K, 32K, 44.1K, and default 48K (Hz) Support Multiple systems--Compatible with mac/Win7/8/8.1/10, Linux, Android, WinCE Comes with Online Tutorial/ Online Development Resource: n9.cl/slvwr Compatible Devices Windows, Linux, and Android, etc. Brand Wonrabai Hardware Interface USB Audio Output Mode Stereo Platform Android, Windows 11 USB Sound Card with 8Ω 5W Speaker for Raspberry Pi/Jetson Nano, USB to Audio Adapter Support Recording and Playback, Stereo Codec Onboard Microphone and Speaker Header, Driver-Free, Plug and Play: Electronics