Denon and Marantz Expand IMAX Enhanced AV Receiver Lineup Firmware update gives six more models IMAX Enhanced capabilities. By RS Staff Published: February 11, 2019 ⋅ Updated: April 15, 2019 At CEDIA 2018, Denon and Marantz announced the industry’s first IMAX Enhanced audio products — Denon AVR-X8500H and Marantz AV8805 — in conjunction with the IMAX Enhanced format launch. Both brands are expanding the IMAX Enhanced functionality to the following products via firmware update: Denon AVR-X6500H Denon AVR-X4500H Marantz SR8012 Marantz SR7013 Marantz SR6013 Marantz AV7705 The firmware update is now available, being pushed out to the receivers beginning February 6, 2019. Customers should have their compatible receivers powered on and connected to the internet to receive the IMAX Enhanced update. For more information on updates and upgrades, visit the Denon and Marantz updates pages. Related: IMAX Enhanced Investigated