The show featured refrigerators, washing machines and dual ovens from Samsung. There were also cordless vacuums and double washing machines by LG.
Panasonic featured a special shelf that identifies shoppers and send coupons directly to consumer smartphones. Consumers can shop around on a battery-powered bicycle to make life easier.
VIDEO: 2015 CES showcases latest technology
Two hot items at the show were a simulated Ford Mustang and the driverless Audi SUV with radar technology.
Sony and Samsung also featured brand new, super-thin flat screen television sets.
The electronics show ends Thursday, Jan. 9.