Retail price: $1895
Asking: $950
Excellent condition NOS DAC from dB Audio Labs. Bought it new from them in Nov 2010.
I live in Canada. Will ship to US and Canada. Other locations possible, just contact me.
Send me a message / e-mail if interested or have any questions.
Pictures of the unit below:

Information & Specs:- One USB digital input
- Left and Right RCA outputs
- IEC input 120 volts North America
- Output voltage greater than 2.0 volts
- Output impedance less than 50 ohms
- 2.10 inches high x 6.16 inches wide x 9.00 inches deep
- Shipping weight approximately 10 pounds
- Low jitter optimization of the DAC chipset and the input receiver circuits
- Massive oversize transformer with further refined bridges, rectifiers
- Dual discrete Class A output stages with custom trimmed components
- Specially optimized NOS DAC chipset with proprietary circuit enhancements
- Unique patented inner resolution circuit that preserves delicate harmonic nuances
- Special patented inner resolution circuit exclusive the the Tranquility™ Signature
- Capability to play high-rez music automatically by your computer at Redbook resolution
- Proprietary optimizations of all digital pathways, voltage regulations and critical circuits
- Zero feedback fully discrete dual mono Class A output with hand matched devices
- The highest purity copper RCA output jacks of all audiophile offerings available
- Review:
http://www.digitalaudioblog.com/2010/12/review-db-audio-labs-tranquility-dac.html- Review:
http://www.digitalaudioreview.net.au/index.php/audio-reviews/digital-source-reviews/item/169-dblabs-tranquility-usb-dac-signature-edition- See additional information from the official site:
http://www.dbaudiolabs.com/signatureDac.htmlThanks for looking!