Can ACS10 function as a standalone server/player? Or must it be paired with another Aurender? August 26, 2019 00:42 Updated ACS10 can function EITHER as a standalone server with USB audio output, or as a companion piece to another Aurender. Related articles ACS100 Quick Start Guide Which digital output is best? USB, S/PDIF, AES/EBU? Guide to Connecting ACS from an Aurender Unit Is it possible to order an Aurender music server with a Solid State Drive used as the primary storage drive, instead of the included Hard Disk Drive? Can I use an external USB hard drive?