The K5 PRO is a mini stereo gaming DAC headphone amplifier with microphone, supporting usb Type-C,optical and coaxial digital inputs, 3.5mm headphone jack, and RCA outputs, suitable for most home audio systems.<br>With treble and bass control, it can be used as a preamplifier or volume control for PC/.<br> K5 PRO DAC ensures exquisite muslcallty, accurate and realistic phasing, and reproduction of the sound!<br><br>Input : USB Type-C, Optical, Coaxial, Microphone<br>Output : 3.5mm Headphone, RCA<br>PC-USB supports input sampling rate: Up to 24Bit/96kHz<br>Optical/Coaxial supports input sampling rate: Up to 24Bit/192kHz<br>RCA Output Level: 2V<br>Powe Supply:5V<br>Power Input Interface: USB Type-C<br>: Less than 0.003%<br>: 110dB<br>Frequency response: 20Hz-20kHz (3dB)<br>PC-USB support : XP//W8/W10//linux<br>Distortion: 0.001%;<br>Amp output maximum power: 1000mw/16, 500mw/ 32, 300mw/64, 150mw/128, 80mw/300<br>Headphone matching impedance: 16-300<br>Colour:dark gray<br>Material:Metal<br><br>Package Contents:<br>1 x Headphone Amplifier<br><br>Only the above package content, other products are not included.<br>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.<br><br>Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store