Gryphon Essence Preamplifier ZENA DAC Module Upgrade

Watch Jeff ‪@commandperformanceav‬ install the ZENA DAC Module in the Gryphon Essence preamplifier. This is a step-by-step informational video. Please see your authorized Gryphon dealer for any upgrades. Enjoy our video! #CommandAV #CPAV #Gryphon #preamplifier #dac #howto