The ifi audio zen dac 3 is an audiophile desktop dac and headphone amplifier that supports high resolution audio formats including pcm up to 768khz dsd512 and mqa for exceptional private listening. The zen dac 3 features both 4.4mm balanced and rca outputs with variable and fixed volume settings providing flexibility to connect with headphones active speakers or amplifiers. It also includes a usb c input for seamless digital connectivity.the xbass analogue processing restores bass frequencies for a richer sound while powermatch adjusts the gain to drive high impedance headphones making your listening experience easier as well as enhancing the sound quality. The zen dac 3 features usb c overvoltage protection and an improved low jitter clock for more precise audio output. Experience clear high fidelity sound with the zen dac 3.