Boulder 812 DAC preamplifier headphone amplifier


SKU: PAN01-1-1-1-1
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Boulder the 812 DAC Preamplifier headphone amp – brand new. Producing 200mw into 8 ohms and 80mw into 600 ohms. The amplifier section in the 812 will drive any headphones or multiple headphones at once. As you can see  design philosophy from the 866, has been applied to the 812.

Boulder have over 35 years of experience designing DAC’s, preamps, and amplifier circuits. As a result, you get a device that has precision, top of the line performance. Plus the quality and reliability you would expect from a Boulder product.

The 812 is Boulder’s first headphone amp, and they didn’t hold back. It has a separate sophisticated headphone amplifier circuit. It has four types of connections, and headphone sensitivity settings within the Boulder Controller app. It is a headphone enthusiast’s dream come true.

It can be used just as a preamp, a DAC, a headphone amp or any combination of the three. With all the features and its versatility, the 812 is perhaps the highest value product Boulder has ever produced.

Sophisticated headphone amplifier. Allows for 1/8″ mini, 1/4″, 4-pin balanced and Pentaconn headphones.

Streaming capabilities, Roon endpoint, UPnP playback, Air-Play functionality and Bluetooth.

A software-enabled fixed DAC out option.

A dedicated Boulder app controls the 812 and makes custom setup adjustments, like headphone sensitivity. Optional RF remote for volume control and switching inputs also available

Two pairs of balanced analog inputs. One pair of balanced analog outputs. Two Toslink optical inputs, one coaxial input and one USB-B input.

Along with assembly and testing, every circuit board and piece of metalwork is produced in-house at Boulder’s dedicated facility for unparalleled quality assurance.

In-house manufacturing efficiency improvements have made the 812 an incredible value in comparison to previous preamplifiers and DACs.

Stylish headphone bay cover to keep dust out of headphone jacks.

Easily switch between headphone and preamp mode with the output exchange button.


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