The UA4 features the cutting-edge ES9069Q DAC from ESS Sabre Technologies. This 32 bit, high-performance DAC offers excellent audio decoding with low distortion and high SNR, supporting up to 32 bit/768 kHz PCM and Native DSD512 audio signals. Equipped with dual RT6863 amplifier chips, the UA4 delivers a robust output, providing up to 211 mW @ 32 Ω. The UA4 boasts an elegant design and featuring physical media control keys for volume and playback. It includes a built-in display that presents information like bitrate, volume level, and other settings. Designed for flexibility, the UA4 offers dual headphone sockets. It includes a standard single-ended 3.5 mm output and a balanced 4.4 mm headphone output port. It supports UAC 2.0 and UAC 1.0 modes, ensuring easy connectivity with Windows, Mac, Android, and iOS systems.