- 4-channel mixer and 24-bit audio interface built in

- 16 multi-color MPC pads ... effects controls

- Rugged all-metal construction

About Device Firmware:

Applying a newer firmware version than the ... include workarounds for diverse problems encountered by the device, and improve or add newly developed features.

On ... hand, downgrading the firmware version can recover the device’s functionality in the event of a software update ... update steps, due to the large variety of devices and numerous ways for installing a new firmware, ... account all the aforementioned aspects, and update the device’s firmware. Also make sure you constantly check with ... set a system restore point before installing a device driver

This will help if you installed a wrong driver

Problems can arise when your hardware device is too old or not supported any longer