Woo Audio
Woo Audio WA11 Topaz
Best portable amplifier for audiophiles seeking high-end sound on the go.
The Woo Audio WA11 Topaz is an ultra-compact, high-performance portable headphone amplifier and DAC, designed for audiophile sound quality on the go. It features a fully-balanced, Class-A solid-state amplifier with vacuum tubes, capable of driving demanding headphones while maintaining low noise for sensitive in-ear monitors. The integrated ESS Sabre DAC supports Hi-Res audio up to 24-bit/384kHz PCM and DSD128. With dual USB-C ports for data and charging, it offers extended playtime and flexible connectivity to various devices.
$1099.00
Owner Satisfaction
4.7
/ 5
Category Rank
53
/ 766
#53 in Headphone Amplifiers
Price vs Category Average
-21%
Below average
Amplifier type
Vacuum tube
/ Vacuum tube
Who it's for
- Audiophiles seeking an immersive and highly detailed listening experience
- Design enthusiasts valuing premium materials and long-term durability
- Listeners owning diverse collections of sensitive and demanding headphones
Who should skip it
- Budget-conscious buyers looking for entry-level audio solutions
- Commuters needing extended battery life for long-distance travel
- Travelers prioritizing lightweight gear for easy pocketability
Performance breakdown
Drive Capability
Class-A power easily handles demanding headphones with effortless authority.
DAC Fidelity
ESS Sabre architecture delivers exceptional resolution and transparent audio reproduction.
Build Integrity
Anodized aluminum chassis offers a premium, tank-like feel for portable use.
Noise Floor
Ultra-low noise performance ensures silent backgrounds for sensitive in-ear monitors.
Connectivity Versatility
Dual USB-C ports provide seamless charging and playback flexibility.
Volume Precision
TKD 4-channel potentiometer allows for incredibly smooth and accurate level adjustments.
Key Specs
Amplifier type
Vacuum tube
Connectivity
Wired
Portability
Portable
Maximum power output
1.2W @ 30 Ohms
Frequency response
10 Hz to 200 kHz
Signal to noise ratio
118dB
Output impedance
1 Ohm
DAC
ESS SABRE Reference DAC
Features
- Ultra-compact and high-performance portable design
- Fully-balanced, Class-A solid-state amplifier with vacuum tubes
- ESS Sabre DAC supporting Hi-Res audio up to 24-bit/384kHz PCM and DSD128
- Dual USB-C ports for simultaneous listening and charging
- Capable of driving demanding headphones while maintaining ultra-low noise
- Premium TKD 4-channel balanced potentiometer for precise control
- User-selectable HI/LO power output and DAC/analog Line-in modes
- Premium build with anodized aluminum chassis and Alcantara accents
What customers say
Customers consistently praise the Woo Audio WA11 Topaz for its exceptional sound quality, delivering a rich and detailed audio experience that belies its portable size. Many highlight its robust build and elegant design, appreciating the premium materials and solid construction. Users find it a significant upgrade, offering a powerful and refined listening journey for discerning audiophiles. The device is celebrated for its ability to drive various headphones with authority, making it a standout in its category.
Know before you buy
Yes, it is designed to handle demanding headphones with a maximum power output of 1.2W at 30 Ohms. Its fully-balanced Class-A amplifier provides enough headroom to drive most full-sized cans effectively.
Absolutely. The WA11 Topaz is engineered for a low noise floor, ensuring a clean, hiss-free listening experience even with highly sensitive IEMs.
The dual USB-C ports allow you to separate data and power. This means you can charge the device while listening, or connect it to a source device without draining that device's battery.
Yes, the WA11 features a user-selectable DAC mode. You can use it as a high-quality DAC/amp combo or switch to analog line-in mode if you prefer to use it strictly as an amplifier with another source.
The integrated ESS Sabre Reference DAC supports high-resolution audio files up to 24-bit/384kHz PCM and DSD128, covering the vast majority of high-fidelity streaming and local file formats.
Yes, it uses a premium TKD 4-channel balanced potentiometer. This component is known for excellent channel tracking, allowing you to make very fine, accurate volume adjustments.
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