Mainboard for Ender 3 Pro (Silent Version)

• Super quiet!
• Bootloader installed (ISP/USB Arduino)
• Suitable for Ender-3/Ender-3 Pro (The Silent Mainboard of Ender 5 Pro V4.2.2 ）

If your machine comes with an 8-bit motherboard, please flash the 8-bit motherboard firmware.
If your machine comes with a 32-bit motherboard, please flash the 32-bit motherboard firmware.