IKKO is the first professional sound card optimized for games, introducing the family FF1 interface for the first time to improve device adaptation. The first professional sound card device on the market that meets the needs of current mainstream PC, PS5, Switch, Xbox, TV, iPhone and Android phones, with algorithm optimization for three usage scenarios. The ITM01 headphone amplifier has a built-in adaptive driver, so no need to manually install the driver, you can use it directly after connecting the device. Inside the ITM01, also called Zerda, is a high-performance ESS9298 DAC that can decode 16bit/384kHZ PCM and DSD. On the front of the device is three buttons for play/pause and volume, the middle button has another function, if held down it activates three different modes, yellow for music mode, blue for movie mode, and purple for game mode. Effectively shield interference signals, increase audio data transmission rate to improve sound quality with its design. The ITM01 also has a slightly longer cable to makes its controls more accessible. And with its convenient customized magnetic connection it's quick and easy to use as it will automatically connect to the cable port when the cable is held near.