【Dual AK4493S DAC Chips for High-Fidelity Sound】 – The TOPPING E30 II uses dual AK4493S DAC chips, delivering rich detail and clarity beyond single-chip DACs for a superior HiFi audio experience. 【Versatile USB & Digital Inputs】 – Supports USB, coaxial, and optical (Toslink) inputs with low jitter performance up to 24bit/192kHz, making it ideal for PCs, game consoles, and digital turntables. 【Low-Noise 5V Power Supply】 – Powered via mini USB, compatible with PCs, phone chargers, or power banks. The Discrete LNRD circuit ensures clean, interference-free audio. 【Customizable Sound with Multiple Filter Modes】 – Offers six PCM filters and two DSD modes, plus a Pure DAC mode for direct DSD playback, delivering an unaltered, high-resolution audio experience. Preamp & Auto On/Off for Convenience】 – Features volume control via remote, a built-in preamp mode, and auto power-on when detecting a signal, making it ideal for active speakers and amplifiers. 【Perfect Match with L30 II Amplifier】 – Pairing with the TOPPING L30 II amp enhances headphone performance, delivering refined sound and unmatched clarity for audiophiles. The TOPPING E30 II features dual AK4493S DAC chips for superior HiFi clarity and detail. It supports USB, coaxial, and optical inputs up to 24bit/192kHz with low jitter, and uses a low-noise 5V USB power supply. With 6 PCM/2 DSD filters, Pure DAC mode, preamp function, and auto on/off, it’s ideal for active speakers. Perfectly pairs with the L30 II amp for enhanced headphone performance.