Up for sale is a Lynx AES16e with a PCIe expansion chassis, breakout cables (one is made by Redco audio, 3ft, single neutral XLR for ease of use, second cable is made by Lynx, 6ft, includes 8 XLR inputs/outputs) and a thunderbolt cable + USB-C adapter, allowing this setup to be used on any computer that supports Lynx drivers (windows 10 tested).

Also comes with the pictured power supply for the Sonnet Echo Express SE chassis.

Looking for $300 net to me