Boulder 800 Series

Decades of unequaled audio engineering equal superior results. Boulder has always delivered class leading sound quality wrapped in refined designs. Welcome to the 800 Series.


Boulder 866 Integrated

866 Integrated Amplifier

• Two versions are available to suit any system: all-analog for more traditional systems and analog+digital for the streaming digital media listener

• Excellent power, dynamics, and control from 200W of amplifier power into any loudspeaker load

• A full-color touch screen displays all of the available inputs and setup features in addition to the amplifier’s status and setup modes

• A dedicated Boulder app controls the 866 and makes custom setup adjustments, including adding photos of your sources to the inputs shown on the 866’s front panel, optional RF remote for volume control and switching inputs also available

• In-house manufacturing efficiency improvements have made the 866 an incredible value in comparison to previous integrated amplifiers

• New protection circuitry enables the 866 to deliver greater current at maximum output without fear of damage to the amplifier’s electronics

• The analog+digital version of the 866 adds digital inputs for USB, Ethernet, AES3, Toslink, plus Roon integration

• 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

• Boulder’s traditional 0.25″ (6 mm) thumbscrew binding posts are included for secure speaker cable connections and optimal sound quality


boulder 800 series

The Audio Salon | Santa Monica,‎ CA‎ | 310-863-0863