Our employee is happy to help you find the right product
The Fosi Audio GR40 combines cutting-edge technology with the warmth of vacuum tube sound. This DAC tube preamp and headphone amplifier is designed to elevate your audio system, delivering hi-fi sound through its integrated ESS 9039Q2M DAC chip. Supporting sample rates up to PCM 32-bit/768kHz and DSD512, it ensures pristine audio quality with low distortion.
Fosi Audio GR40 DAC Tube Preamp and Headphone Amplifier
The GR40 features Bluetooth 5.1 connectivity with auto-reconnect functionality and advanced codec support, including aptX, aptX-HD, and aptX-LL. Its compact design complements the V3 mini amplifier, creating a streamlined and aesthetically pleasing audio setup. The JAN 5654W vacuum tubes provide a classic warmth to your music and can be swapped out for other compatible tubes to suit individual preferences.
Perfect for audiophiles who appreciate high-fidelity sound, the GR40 offers versatile connectivity options—Bluetooth, USB, Optical, and Coaxial inputs, along with RCA outputs. Its user-friendly tone adjustment knobs make fine-tuning audio a breeze, while its durable and compact construction ensures long-lasting performance in a variety of environments.
Show more
Show more
There are no reviews written yet about this product..
Home audio 
Audio components 
Crossover components 
Test & measurement 
DIY kits 
Accessories 
New products 
Speakers
Amplifiers
DAC converters
DSP modules
Turntables
Streamers
Woofers
Tweeters
Exciters
Bass shakers
Plate amplifiers
Amplifier modules
Single board computers
Assembled crossovers
Printed Circuit Boards (PCB)
Capacitors
Resistors
Coils
Circuit Breakers
Crossover tools
Screw terminals
Acoustic measurements
Electric measurements
Sound level meters
DIY amplifier kits
DIY component packs
DIY speaker kit
DIY subwoofer kits
DIY bluetooth speaker
DIY electronics kits
Binding posts
Cabinet Hardware
Cables
Connectors
Speaker cabinets
Electromechanics
Power supplies
Speaker repair
Workshop & tools
Amplifier accessories
Stands & mounts
Gift voucher
Books
New products
Speakers
Amplifiers
DAC converters
DSP modules
Turntables
Streamers
Woofers
Tweeters
Exciters
Bass shakers
Plate amplifiers
Amplifier modules
Single board computers
Assembled crossovers
Printed Circuit Boards (PCB)
Capacitors
Resistors
Coils
Circuit Breakers
Crossover tools
Screw terminals
Acoustic measurements
Electric measurements
Sound level meters
DIY amplifier kits
DIY component packs
DIY speaker kit
DIY subwoofer kits
DIY bluetooth speaker
DIY electronics kits
Binding posts
Cabinet Hardware
Cables
Connectors
Speaker cabinets
Electromechanics
Power supplies
Speaker repair
Workshop & tools
Amplifier accessories
Stands & mounts
Gift voucher
Books
New products
