Radio S4 — listen online

43k AAC

43k AACSerbiaPopularity 20%

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Radio S4 is internet radio from Serbia. Press play to listen free in your browser, or send it to a supported Denon, Marantz, Yamaha, Onkyo or Pioneer receiver — no app, no account.

Other versions of Radio S4

Same station from Serbia — tap play to listen, or open its page:

Radio S4 43k AACRadio S4 64k AAC+

About Radio S4

Radio S4 is a radio station from Serbia, streaming live online. The live stream is delivered as 43k AAC. Among Retune·FM listeners it currently ranks as Niche.

Play Radio S4 free on this page, or add it to the presets on your Hi-Fi receiver: Retune·FM restores internet radio on legacy Denon, Marantz, Yamaha, Onkyo and Pioneer models that once relied on vTuner. If you enjoy Radio S4, use the links further down the page to explore more radio from Serbia.

Because Retune·FM works over standard internet streaming, Radio S4 sounds the same whether you listen on a phone or laptop or through a living-room receiver. There is nothing to install and nothing to pay — the audio comes straight from the station's own broadcaster.

Station details

Country	Serbia
Stream	43k AAC
Official website	radios.rs/radio/21/radio-s4
Status	✓ Stream verified working
Popularity	Niche

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Frequently asked questions

Is Radio S4 free to listen to?

Yes. Radio S4 streams free on Retune·FM — press play to listen in your browser with no sign-up, subscription or app.

Can I listen to Radio S4 on my Denon, Marantz, Yamaha, Onkyo or Pioneer receiver?

Yes. Retune·FM is an independent replacement for vTuner that restores internet radio on legacy network receivers, so you can find Radio S4 in the on-device directory and add it to your presets.

Where does Radio S4 broadcast from?

Radio S4 broadcasts from Serbia.

It plays in my browser but not on my receiver (or the other way round) — why?

Some stations use stream formats such as HLS, FLAC or plain HTTP that either a browser or a hardware receiver cannot handle. Retune·FM labels each station so you know where it will play.