No affiliation, sale has started. From the listing:
Marantz 2230 receiver with documentation B&W DM110 Speakers B&W Matrix HTM Center Speaker with documentation View full details at EstateSales.NET: https://www.EstateSales.NET/MI/Bloomfield-Hills/48302
Marantz 2230 receiver with documentation B&W DM110 Speakers B&W Matrix HTM Center Speaker with documentation View full details at EstateSales.NET: https://www.EstateSales.NET/MI/Bloomfield-Hills/48302