Official-source product profile · L1

FiiO RR13

Portable FM radio with built-in stereo speakers and headphone listening.

Evidence checked: 2026-10-11. Manufacturer/distributor documentation; no independent SoundPath Lab test.

What the documentation establishes

• Si4831 FM radio chip; importer lists 87–108MHz and Japan 76–90MHz coverage.
• Analogue tuning and 30/60-minute sleep timer; built-in and detachable antenna arrangements.
• USB-source listening requires an optional digital-to-analogue cable; a bare built-in USB DAC input is not claimed.

Best for

Local FM reception and shared small-speaker listening.

Avoid if

You need internet radio, DAB or a standalone USB DAC.

Support and purchase checks

Confirm the complete regional model, required cables and external components, current manual/firmware, local warranty and actual dispatch with the official channel. App and streaming-service support depends on current versions; paid services may require subscriptions. A planned release or an order button does not prove local stock.

Keep an existing system that already meets these connection and use requirements. No measured sound-quality upgrade, reliability score or automatic purchase recommendation is assigned.

Primary sources

• https://fiio.jp/news/rr13 — checked 2026-10-11
• https://fiio.jp/products/rr13 — checked 2026-10-11

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