Home Dealnews WD Purple 4TB Surveillance 3.5" SATA HDD for $110 + free shipping Dealnews WD Purple 4TB Surveillance 3.5" SATA HDD for $110 + free shipping By ARCOM - 22 February 2018 223 0 SHARE Facebook Twitter Go to the deal page: WD Purple 4TB Surveillance 3.5" SATA HDD for $110 + free shipping