Original Creality Ender 3 V2 32 Bit Mainboard Replacement Board Description: Silent function( Customized and Non-standard matching)! 1) The TMC driver is super quiet! 2) Bootloader installed (ISP/USB Arduino) 3) Suitable for Ender-3/Ender-3 Pro/Ender-5/Ender 3 V2 At this point, the silent motherboard is a separate upgrade for all Ender #39;s. The firmware for Ender 3 /Ender 3 Pro, you need to update firmware for Ender 3 V2