How much does this cost to the nearest dollar?

MRC Tech 6 Sound Controller 2.0
From the Manufacturer With MRC's Tech 6, nothing stands between DC railroaders and all onboard sounds. There's nothing else like it in the world of model train controls. It's a DC power pack that you can also use to run a DCC locomotive on your existing DC layout. Using the numbered keypad, the Tech 6 can unlock all the onboard sounds and lighting functions trapped in DCC sound decoder equipped locos, so you can run it on your DC layout, just like DCC. Mode selection button lets you operate between analog DC and any loco that's equipped with an NMRA compatible sound decoder. Easy 2-wire hookup, momentum control, full NMRA compatibility. If you don't have

Price is $108.00
Price: $107.89