Pro-ject Audio Systems - USA Head Box DS3 B

Ultra-powerful fully balanced & discrete high end headphone amplifier

Made In Europe

Maximum Performance

Head Box DS3 B is a class-leading headphone amplifier designed for audiophiles who demand uncompromising power, precision, and fidelity. Its fully balanced, discreet topology redefines the possibilities in its segment, delivering ultra-clean amplification and effortless drive with plenty of power reserves for even the most demanding headphones.

Every aspect of its design prioritizes sonic purity, from the carefully optimized signal path to the discreet, low-noise components that minimize distortion and preserve the finest details of any recording.

Fully Balanced - High Power

The Head Box DS3 B offers a fully balanced signal chain for both RCA and XLR inputs, ensuring maximum channel separation and minimal noise. The power stage delivers up to 1500 mW of fully balanced output, thanks to a meticulously engineered discreet amplifier design. Balanced headphone outputs are provided via 4.4 mm Pentaconn and XLR connectors, while single-ended headphones can be driven through 3.5 mm and 6.3 mm outputs.

Balanced & Discrete

Class leading performance

By combining true balanced amplification with smart power targets, we allow headphones to perform at their full potential.

Premium Casework

High quality full aluminium

The amplifier is housed in a premium, full aluminium enclosure that provides both mechanical stability and effective shielding.

Made in EU

Precise manufacturing - long-term reliability

Made in Europe by technicians, engineers and designers with decades of experience. Expert craftsmanship. Sustainable products with a long lifetime. Audiophile audio performance.