Home Slickdeals 75″ TCL 75S421 4k UHD Roku TV – $678 with free store... Slickdeals 75″ TCL 75S421 4k UHD Roku TV – $678 with free store pickup at Walmart By ARCOM - 23 July 2020 130 0 SHARE Facebook Twitter Go to the deal page: 75″ TCL 75S421 4k UHD Roku TV – $678 with free store pickup at Walmart