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Woo Audio WA11 Topaz Portable Headphone Amplifier & DAC

Woo Audio WA11 Topaz Portable Headphone Amplifier & DAC

$1,099 $1,399 ₿ 0.01451

Key specifications

Maximum power output
1.2W @ 30 Ohms, 350mW @ 100 Ohms, 120mW @ 300 Ohms
Frequency response
10 Hz to 200 kHz (-1 dB), signal to noise ratio: 118dB
Output impedance
1Ω on both headphone outputs
Output
4.4mm Pentaconn balanced, 1/4" TRS unbalanced for use with full-size headphones
Input
4.4mm Pentaconn balanced [5-pole], Asynchronous Hi-Speed USB Type-C port [data] and USB Type-C port [charge] (USB 2.0 compliant)
Dimensions (W, H, D)
155 x 85 x 27mm / 6.1 x 3.3 x 1 inches
All 7 specifications

Specifications

Maximum power output
1.2W @ 30 Ohms, 350mW @ 100 Ohms, 120mW @ 300 Ohms
Frequency response
10 Hz to 200 kHz (-1 dB), signal to noise ratio: 118dB
Output impedance
1Ω on both headphone outputs
Output
4.4mm Pentaconn balanced, 1/4" TRS unbalanced for use with full-size headphones
Input
4.4mm Pentaconn balanced [5-pole], Asynchronous Hi-Speed USB Type-C port [data] and USB Type-C port [charge] (USB 2.0 compliant)
Dimensions (W, H, D)
155 x 85 x 27mm / 6.1 x 3.3 x 1 inches
Weight
426g / 0.93 lbs.

Description

From Woo Audio
It all started when we were developing the WA8 Eclipse. We learned that in order to reduce the size greatly, it needs to be with transistors. Introducing the WA11, an ultra-compact high-performance headphone amplifier and DAC. Over the course of 3-years of intensive research and 9 working prototypes deployed in real-world applications. WA11 delivers an audiophile sound quality that rivals many desktop systems and with the features users dream of.
Weighing at 413g and 24mm thick, the WA11 Topaz is a battery-powered, fully-balanced headphone amplifier and DAC running in a Class-A topology. It is capable of driving the most demanding full-size headphones while maintaining an ultra-low noise floor for reference in-ear monitors. The DAC is an ESS Sabre capable of decoding PCM up to 24-bit/384kHz and up to DSD128. There is also a 4.4mm balanced input for use with balanced sources such as a modern digital-audio-player (DAP), home CD player or DAC
The future is USB Type-C port. And WA11 Topaz has two of them - one for data, one for charging (USB 2.0 compliant). Separating the two allows the user to listen and recharge the internal battery simultaneously. This feature extends the industry leading 7 hrs. of playtime immensely. 
The performance and usage flexibility of WA11 will change the way we enjoy music and opens a new world for what a Hi-Fi system should be.
Highlights

Compatible with Apple iPhone/iPad, Android devices, Mac and Windows computers

Fully-balanced design, battery-operated, solid state, Class-A headphone amplifier and DAC

High power, high bandwidth amplifier

ESS SABRE Reference DAC, XMOS xCORE-AUDIO asynchronous clocking

Hi-Res music playback up to 24-bit/384kHz PCM, up to DSD128 support via DoP playback

Premium TKD 4-channel balanced potentiometer

User selectable HI or LO power level output

User selectable DAC or 4.4mm analog Line-in

Rechargeable Lithium-ion battery, up to 6 hrs. of continuous music playback*

Anodized aluminum chassis available in black

Soft Alcantara back and carrying pouch

Global 100v–240v USB-C charger with detachable AC plug (U.K., EU. Australia)

Designed and assembled in New York, USA

Three-year limited warranty 

IMPORTANT NOTICE: cannot convert unbalanced to balanced, do not use headphones adapter to convert 6.3 / 3.5mm --> 4.4mm.
SKU: WOO-WA11
$1,099
₿ 0.01451
Buy at headphones.com