The PC is one of the most common ways to enjoy music these days, but the quality of the built-in audio is simply too noisy and poor in quality. The Firestone Audio BlackKey USB DAC is designed to fix that problem.

Designed for the portable music lover, the Firestone Audio BlackKey USB DAC is the simplest and smallest option to increase the sound quality from your laptop and is extremely cost effective too.

• Size: High 80.15mm x Width 20.4mm x Depth 18.1mm
• Frequency response (from 40 Hz to 15 kHz): +0.04dB， -0.32dB
• Noise level: -94.0dB
• Dynamic range: 93.7 dB
• THD %: 0.0070%
• Stereo crosstalk: -90.6 dB
• Support to 96kHz/24Bit
• USB Interface: (A type) to USB Interface
• System required: Windows XP/Vista/7, MAC OSX and Linux
• Connectivity: USB interface (A type)
• Analog output: 3.5mm headphone jack