What are Certified Refurbished Specials? Electronics Expo's Certified Refurbished Program was designed to give customers peace-of-mind when purchasing refurbished units from Electronics Expo. Certified Refurbished products go through meticulous inspection processes including functionality testing, basic cleaning, inspection, and repackaging. These items may have had a minor blemish, scratch or defect repaired. Certified Refurbished item are fully operational to manufacturer specifications and ha