HiBy FC3

The HiBy FC3 is a compact and high-performance USB DAC and headphone amplifier dongle designed to deliver high-resolution audio for smartphones, computers, and other USB-compatible devices. It features the ESS ES9281PRO DAC chip capable of supporting PCM audio up to 32bit/384kHz and DSD128 (DoP) formats, along with full MQA 16x unfolding support for studio-quality sound playback. The device outputs a powerful 70mW per channel at 32Ω, suitable for a wide range of headphones and in-ear monitors.

Encased in a sleek aluminum alloy body with a minimalist design, the FC3 includes dedicated hardware volume control buttons with 30-step adjustment for precise sound levels. An RGB LED indicator shows the current audio format and sample rate, enhancing user awareness during playback. The unit supports plug-and-play across Android, iOS (with adapters), Windows, macOS, and Linux, providing broad compatibility. It connects via USB Type-C and features a standard 3.5mm headphone jack compatible with CTIA-standard headsets, including microphone support.

• ESS ES9281PRO DAC chip supporting PCM up to 32bit/384kHz, DSD128, and MQA 16x
• Up to 70mW output power per channel at 32Ω
• Compact dimensions: 45 x 13 x 9 mm; Weight: 9.1g
• Aluminum alloy chassis for durability and premium feel
• USB Type-C interface compatible with most modern devices
• 30-step hardware volume control buttons
• RGB LED indicator for audio format and sample rate
• Standard 3.5mm headphone jack with microphone support (CTIA)
• Plug-and-play with Android, iOS, Windows, macOS, and Linux