Este nou la cutie, a fost doar probat.

Multifunctional DAC Preamplifier: The GR40 is a versatile tube DAC preamplifier and headphone amplifier in one, it supports Bluetooth/USB/Optical/Coaxial inputs and active speakers/3.5mm headphone output, with a priority mode for headphones.

High-Resolution Decoding: With the ESS9028Q2M DAC chip, the preamplifier offers superior audio quality and flexibility. The USB sampling rate supports 32Bit/384kHz and DSD256, making an effective noise reduction to ensure lossless audio every time.

Advanced Bluetooth with Low Latency: Featuring the QCC3031 Bluetooth module, it supports aptX, aptX-HD, and aptX-LL codecs to provide detailed and clean audio sound. Also, you can get a relaxed experience with low latency when watching movies.

Compact yet Creativity: With its compact form and a combination of preamp volume, bass, and treble controls, the stereo preamplifier produces a sweeter, more organic sound while preserving the midrange and treble frequencies that make music.

User-Friendly Design: The digital-to-analog audio converter GR40 is designed with user convenience at its core, allowing you to toggle between different audio inputs and restore Bluetooth—a real Plug-and-plug DAC preamplifier without any driver.

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Reference: Bang & Olufsen B&O, Celestion, Alnico, SEAS, Vifa, NAD, Martin Logan, Kenwood, Mcintosh, Teac, Grundig, BASF, Emotiva, Sansui, Rotel, Topping, Primare, Advance Acoustics, Advance Paris, Arcam, Pro-Ject, Jeff Rowland, Klein Hummel, Copland, ATC, Harman Kardon, Graaf, AudioLab, Monacor, Avalon, Teac, Marantz, Denon, Yamaha, Onkyo, Atoll, Musical Fidelity, Gustard, iFi, Monitor Audio, Klipsch, AudioQuest, Astell & Kern, iBasso, Hidizs, Fiio, Shanling, Beyerdynamic, Meze, HifiMan, Audio Technica, AKG, Bel Canto, Violectric, Lehmann, Parasound, Benchmark, Auralic, Burson, Aune, Einstein, Pass, Mark Levinson, Eversolo, Fidelice, Mytek, Hegel, Nuprime, Rupert Neve, Chord, Naim, PS Audio, Sparkos, Sugden, Exposure, Krell, Leak, Cayin, Luxman, Cambridge Audio, Cyrus, Feliks, Vincent, Little Dot, Prima Luna, Pathos, Willsenton, Reisong, Woo, Fezz, Pier Audio, Jadis, Sennheiser, Schiit, ZMF, Geshelli, Musical Paradise, Fosi, KEF, Linn, Gato, M2tech, Sony, Edifier, JBL, Wharfedale, Jamo, Kanto, Ruark, Triangle, Focal, Sonus Faber, Dali, Q Acoustics, Elac, Paradigm, Acoustic Energy, Buchardt, Dynaudio, Bowers & Wilkins B&W, Proac, Neat, Kerr, Alta, MoFi, Fyne, Tannoy, Acoustic Research, Allison, Amphion, PMC, Quad Dac, Preamplifier, Amplifier, Preamplificator, Amplificator