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Fosi Audio Q4 Headphone Amplifier Mini Stereo DAC 24-Bit 192 KHz USB Optical Coaxial to RCA AUX Digital-to-Analog Audio Converter Adapter for Home Desktop Powered Active Speakers

Fosi Audio Q4 Headphone Amplifier Mini Stereo DAC 24-Bit 192 KHz USB Optical Coaxial to RCA AUX Digital-to-Analog Audio Converter Adapter for Home Desktop Powered Active Speakers

Q: Can Q4 output analog stereo audio through both the 3.5mm headphone jack and the RCA red/white jacks at the same time?

Q4 will mute the RCA output when headphones are plugged in.

Q: How do I connect Q4 to my computer with USB input?

Your other USB cables must support OTG function.

Q: Where is the 0db position (Q4)?

The 0db position is at 12 o'clock on the knob.

Product ID: 348631546

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Details

Brand
Fosi Audio
Maximum Supply Voltage
5 Volts (DC)
Minimum Supply Voltage
5 Volts
Mounting Type
Tabletop
Interface Type
USB

🎧Supports 16-200Ω headphones

💻Plug & play USB DAC, no drivers

🔊160mW RMS power output

Description

🎶 Elevate your sound game—because your ears deserve the best!

HI FI SOUND PRECISION - Equipped with Texas Instruments NE5532 chip for ultra-low noise and crystal-clear audio fidelity.
VERSATILE CONNECTIVITY - Seamlessly connects via USB, optical, coaxial, RCA, and 3.5mm for ultimate audio flexibility.
COMPACT DURABLE DESIGN - Sleek full-metal shell ensures premium build quality and reliable performance on your desk.
PLUG AND PLAY CONVENIENCE - No drivers or software needed—just connect and elevate your desktop audio instantly.
POWERFUL HEADPHONE AMPLIFICATION - Drives a wide range of headphones (16-200Ω) with 160mW RMS output for immersive listening.

The Fosi Audio Q4 is a compact, high-performance headphone amplifier and DAC that supports 24-bit/192kHz audio. Featuring multiple inputs (USB, optical, coaxial, RCA) and a powerful Texas Instruments NE5532 chip, it delivers low-noise, high-fidelity sound. Perfect for driving headphones from 16 to 200 ohms with 160mW RMS output, it’s a plug-and-play solution designed to upgrade any home or desktop audio setup with ease and style.

Specifications

Brand	Fosi Audio
Maximum Supply Voltage	5 Volts (DC)
Minimum Supply Voltage	5 Volts
Mounting Type	Tabletop
Interface Type	USB
Number of Channels	1
Manufacturer	Fosi Audio
Model number	Q4
Colour	Black
Item Weight	430 g
Item model number	Q4
Cable Length	39.37 Inches
Number of Ports/Connectors	6
Voltage	220 Volts
Compatible Device	Speakers
Are batteries included?	No
External Certification	não

Have a Question? See What Others Asked

Can Q4 output analog stereo audio through both the 3.5mm headphone jack and the RCA red/white jacks at the same time?

How do I connect Q4 to my computer with USB input?

Where is the 0db position (Q4)?

Does Q4 support PS5?

Can RCA output be connected to a soundbar (e.g., AUX input) (Q4)?

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