The Hidizs S9 is a portable DAC (Digital to Analog Converter) and amplifier designed to enhance audio quality across a variety of devices. It boasts Hi-Res Audio certification, ensuring it can handle audio resolutions exceeding 24-bit/96kHz. Equipped with an ESS9038Q2M DAC chip, the S9 delivers clean, transparent sound with notable bass depth and full mids, complemented by lively, smooth treble. This model supports PCM audio up to 32-bit/768kHz and native DSD up to 512, enabling playback of high-resolution audio files. The device features both 3.5mm single-ended and 2.5mm balanced outputs, providing flexibility for audio setups while delivering a powerful output drive capability of 100mW (3.5mm) and 200mW (2.5mm) at 32Ω. Its design includes a one-piece high-density CNC aluminum body, ensuring durability and an aesthetic appeal. The S9 also includes an LED sampling rate indicator to communicate the current audio quality being processed, showcasing an array of colors corresponding to different rates. Compatible with various operating systems, including Windows, Android, macOS, and iOS, the device positions itself as a versatile and essential tool for audiophiles seeking to improve their audio experience on the go.