Dingoo

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The Dingoo (丁果) is a small handheld game console made by Dingoo Digital Technology. It plays games, music, and videos and even lets you create your own games. It has a built‑in radio and a voice recorder. The Dingoo came in white, black, and pink and was released in February 2009, selling over a million units. Variants include the A330 and A380, and the company was based in Shenzhen, China.

Dingoo A320 and A330 specs:
- CPU: 360 MHz XBurst with Jz4732 / Jz4740 chips
- RAM: 32 MB (A320) or 64 MB (A330)
- Storage: a SanDisk 2 GB miniSD card plus internal flash
- Display: 2.8-inch color LCD, 320×240 resolution
- Size and weight: about 125 × 55.5 × 14 mm; around 110 g

Software and firmware:
- The built‑in operating system is a variant of μC/OS-II, a small real‑time OS.
- It ships with games in English and Chinese. Users can add homebrew and public‑domain games.
- An unofficial firmware from Team Dingoo added theming and made system files more accessible.

Linux and emulation:
- A dual‑boot option called Dingux lets you boot into Linux or stay with the original firmware.
- Enthusiasts have run Linux to play classic games and use many emulators, such as ScummVM, MAME, Snes9x, FinalBurn Alpha, and others.
- This lets you play many classic titles, including Doom, Quake, and Duke Nukem 3D, among many others.