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The Cayin RU3 is a combined USB DAC and headphone amplifier—designed to provide a powerful, high-quality sonic alternative to the typically weak headphone outputs of mobile devices.

The Cayin RU7 is a USB DAC and headphone amplifier in one - built to provide a powerful alternative to the usually weak headphone outputs of mobile devices, but good enough to stand up to stationary setups as well.

The ultimate portable tube USB DAC (amplifier): Cayin RU9

Ultra-precise high-end DAC with dual SABRE converters, linear power supply and MEMS clock – delivering ultimate purity and natural sound.

Volumio Primo – Streaming without compromise with a high-quality DAC.

The Music Player Transport to give the maximum performance in audio streaming. A pure digital streamer to focus on what matters the most, to listen to all music exactly as the artist intended. Also available as Black Limited Edition.

Includes all Volumio Premium features.

Small but mighty: Cayin Audio presents its new, tiny but mighty Class A headphone amplifier that packs a punch. With the iHA-8, the tube genius returns to the transistor world and delivers almost 20 watts of Class A power in a compact desktop format.

Hybrid Power System for devices from any manufacturer, but best matched with Ferrums own gear - Hypsos. The intelligent power supply to get the best out of your high end stack.

Volumio Rivo Plus is a high-end digital transport combining precision, serenity, and musicality – featuring a dedicated ASIC, refined clocking, and Volumio Premium built in.

Hybrid Power System for devices from any manufacturer, but best matched with Ferrums own gear - Hypsos. The intelligent power supply to get the best out of your high end stack - now with 2 outputs.

The new HA-2A from Cayin sets new standards in audio performance as a balanced tube headphone amplifier with selected NOS tubes.

Modern, good-sounding streamer that can be excellently combined with the iDAC-8 and iHA-8.

After the flagship music player Cayin N30LE, which was equipped with AKM AK4499EQs converter and a tube output stage and received rave reviews, now comes the new tube DAC/preamplifier iDAC-8. The iDAC-8 stands for a unique sound experience with a tandem of AK4191EQ - AK4499EXEQ converter chips and a 6H6b-B tube circuit.

The audiophile streamer, transport and headphone amplifier with touchscreen. Developed as the ultimate music enjoyment machine.

Includes all Volumio Premium features.

With the full reprogramming of ERCO’s software in combination with crucial changes in the analog circuitry, Ferrum is introducing a newer and better ERCO. The ERCO Gen 2 will bring their entry-level DAC one step closer to the performance levels of WANDLA, their flagship converter. 

The Cayin HA-3A is a feast for the eyes and ears: visually, the headphone amplifier scores points with its glowing tubes, shiny housing and attractive aluminum front, while the analog flair is underlined by the pointer-armored VU meters. Acoustically, excellent transformers and transformers as well as the puristic two-stage amplifier circuit in Class A operation and single-ended design ensure extremely clear, clean, dynamic and powerful amplification with ample reserves.

Powerful Class-AB headphone amplifier for demanding headphones and neutral, controlled playback.

A powerhouse in a compact chassis — the Ferrum OOR. Specifically designed to meet the demands of the Susvara, it can effortlessly drive virtually any headphone on the market, delivering an exceptionally dynamic and detailed sound.

For the highest demands on mobile audio - the Cayin C9 II, a tube amplifier for your jacket pocket, with Nutube tubes and customizable sound characteristics.

End-game DAC in a small form factor - Wandla. The only DAC powerful enough to run filters by Jussi Laako, developer of HQPlayer, directly on the device.