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Fosi Audio GR40 Tube Preamplifier with DAC, Stereo Headphone Amplifier 3.5mm Home Audio for Active Speakers/Headphones, Digital to Analog Audio Converter Preamp with Bluetooth and USB/Opt/Coax

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Product details

Management number 208609440 Release Date 2026/03/22 List Price $48.00 Model Number 208609440
Category
  • 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 ES9028Q2M 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 Capable: 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
Item Weight 1.54 pounds
Manufacturer Shenzhen Foresight Technology Co., Ltd.
Item model number GR40
Product Dimensions 6.3 x 4.2 x 1.5 inches

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