1、[Application] For GBC, for GBA, for GBP video capture card for connecting unmodified for Game Boy and cassette tapes, the core processing unit consists of a for Raspberry Pi rp2040 (microcontroller for Raspberry Pi Pico), mainly based on the open source project for GB Interceptor. 2、[Plug And Play] DIY video capture card is easy to use, plug and play. Capture or stream game footage via USB without modifying your for Gameboy, compatible with a wide range of consoles, you don't need to open the video stream first. 3、[Important Step] Before the for Game Boy is turned on, the for GBinterceptor is powered via USB, plugged into the console, and then into the game card. Connect the for GbInterceptor to your computer, then turn on the for Gameboy to load the game's video feed onto the video software device. 4、[Mode Button] Game video capture card, mode button (close to LED) toggles between grayscale, green and toggles frame mixing. Each press toggles the color, and each time it returns to grayscale it toggles the frame mix. 5、[Flash Button] Flash button (near center, usually inside case). Used only to refresh to a new firmware version. Simply hold it while plugging in the USB cable. the interceptor should show up as a storage device (such as USB flash drive) into which you can simply drag the new firmware file (uf2 file). 6、[LED Design] The red LED indicates that the interceptor is powered on. The blue LED will stay on as long as the interceptor is synchronized with the game. (It may turn off briefly for a fraction of a second when the for Game Boy turns off the display, that is when loading a level).