DX9 version V1.18 firmware update
This firmware is only for DX9 and is NOT applicable to any other models. If this firmware is flashed to other models, it will immediately cause the product to be unusable and unable to repair by yourself. If the firmware of your DX9 is already V1.18, then your DX9 needn't this update.
The firmware version of your DX9 could be check at the DFU mode: Turn DX9 off by the power switch of rear panel. Then press and keep holding the knob, turn on DX9 by the same power switch, release the knob.
Fix: Fixed an error that -99dB is louder than -98dB.
If you have questions about the update of your DX9, please contact us before updating this firmware.