The Onyx Boox Note Air4 C Colour eReader is a high-performance 10.3" e-reader that comes with powerful hardware and BOOX Super Refresh technology. and Android 13 OS. This e-reader is perfect for reading, note-taking, and working with colour documents.

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  High-performance e-reader. 10.3" E Ink Kaleido 3 display with BOOX Super Refresh (BSR) for smooth reading.



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  Vibrant colour display. Crisp text, vivid colours, and anti-glare ONYX Glass for eye comfort.



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  Dual touch control. Capacitive multi-touch and Wacom stylus support for precise note-taking.



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  Wide format support. Reads multiple file formats with customisable settings.



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  Powerful performance. 8-core 2 2GHz processor and 6GB RAM for multitasking.



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  Expansive storage. Built-in 64GB of storage for all your ebooks and files.



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  Secure access. Integrated fingerprint scanner for data protection.



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  Auto screen rotation. The G-sensor adjusts orientation for optimal viewing.



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  Immersive audio. Built-in audio player with Bluetooth 5.1 and USB-C support.



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  Long battery life. A 3700mAh battery ensures extended usage.

Vibrant colour display

Equipped with a 10.3" E Ink Kaleido 3 screen, the Note Air4 C delivers crisp text and vivid colours. The front light and anti-glare ONYX Glass ensure a comfortable reading experience in any lighting condition.

Intuitive dual touch control

The ONYX BOOX Note Air4 C features a dual-layer touch system for seamless interaction. A capacitive multi-touch layer allows effortless page-turning and zooming with simple finger gestures, while the Wacom layer beneath enables precise handwriting and sketching with the included stylus, recognising 4096 pressure levels for detailed note-taking.

Adjustable front light with eye protection

MOON Light 2 technology ensures comfortable reading in any lighting condition by providing a soft, flicker-free glow. The built-in front light features adjustable colour temperature, reducing eye strain and making nighttime reading more enjoyable.

Ultra-smooth screen refresh technology

Equipped with a high-performance graphics processor and BOOX Super Refresh (BSR) technology, the Note Air 4 C delivers faster screen refresh rates for seamless page transitions and smooth object movement, enhancing the reading and writing experience.

Powerful performance and ample storage

With an 8-core 2GHz processor and 6GB RAM, the Note Air4 C handles even the most complex documents with ease. Its 64GB internal storage, along with microSD support of up to 2TB, allows users to store extensive libraries of books, documents, and media.

Effortless translation

The e-reader supports the installation of additional dictionary databases in Stardict format, making it a perfect tool for multilingual readers and language learners.

Advanced security

The integrated fingerprint scanner, embedded in the power button, provides an extra layer of security by allowing only authorised users to access the device and its stored content.

Automatic screen rotation

A built-in G-sensor detects device orientation and automatically adjusts the display, ensuring an optimal viewing experience whether reading in portrait or landscape mode.

Immersive audio experience

The pre-installed audio player lets users enjoy music and audiobooks effortlessly. Listen through built-in speakers, connect Bluetooth headphones, or use the USB-C port for wired audio playback.

Long-lasting battery

Thanks to the power-efficient E Ink display and a 3700mAh battery, the Note Air4 C provides extended usage time, allowing users to read, write, and work for longer periods without frequent recharging.