1, This Serial Native Accessory Converter (SNAC) is the USB3.0 version that allows you to connect console-specific input devices to your MiSTer. Connect original controllers using individual adapters. 2, Looking for zero frames of input latency? SNAC provides just that when connected to the MiSTer FPGA 10 board. This offers possibly the best experience for gaming enthusiasts or speedrunners who demand precise, lag-free gameplay with original controllers. 3, SNAC even works with light gun controllers like the Zapper, Super Scope 6, and Master System Light Phaser, but an analog CRT screen is required to use the console's original controllers. 4, For MiSTer, SNAC support is enabled in the following cores including SNES, Master System, /Drive, CD, 7800, and TurboGrafx-16/ TurboGrafx CD. Product appearance and color may vary between batches, which does not affect their use. Material: Metal+PCB Color: green Package Contents: 1 x SNAC adapter 1 x USB cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the real thing. The allowable measurement error is +/- 1-3 cm.