Dual DAC Dual Crystal Portable USB DAC

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[Dual DAC Dual Crystal Portable USB DAC] Equipped with two ES9219 DAC chips and FPGA-based dual independent crystal oscillator re-clocking, providing a solid foundation for superior sound quality. Supports up to PCM768kHz/32bit, DSD256 (native) decoding, and professional HiFi player edging.
[Professional Audio Architecture] The FC4 headphone amplifier DAC features the same level of circuitry as HiBy's professional full-size digital audio players, designed exclusively for high-resolution lossless music to reproduce every detail of the original music.
[High-Drive USB DAC Dongle] A USB dongle with 340mW @ 32Ω. It can easily drive all HiFi earphones and some full-size headphones. This earphone can handle more musical styles than ever before. It offers more energy without sacrificing excellent control and detail.
[MQA 16x Unfolding] The HiBy FC4 MQA dongle includes MQA full decoding technology, allowing for 16x playback of MQA audio files and streams.
[Plug and Play] No charging required, an effective way to improve sound quality. No drivers needed for Android/iOS/Mac/Windows 10 and later. Plug and play. For Windows versions below 10, you will need to download drivers.