User manual
Last updated
Last updated
left --> master
right --> slave (The usb plug is only used to upgrade the firmware)
①Connect to the computer with a data cable
②Double click the button (not single click!)
③Computer will appear a disk named "IFKB"
④Copy uf2 file to the disk and wait for the disk to disappear. The firmware upgrade is successful.
*Both hands need to upgrade firmware. The firmware file is the same file.
*The firmware does not distinguish between TRRS version and C2C version, and both can be used.
*The firmware needs to be differentiated according to the version of the knob
The above type uses a firmware with "ecno1" in the name（ifwsofle_xxxxxxxx_econ1.uf2）
The above type uses a firmware with "ecno2" in the name（ifwsofle_xxxxxxxx_econ2.uf2）
20240312
log：Enhanced RGB stability. If the RGB freezes, you can update it.
