The deal has raised concerns among privacy advocates, as Vizio has gotten in trouble over advertising and data tracking in the past. In 2017, it paid a $2.2 million fine to settle a Federal Trade Commission lawsuit that accused it of tracking viewers without their consent.

Vizio is now a member of the Walmart corporate empire. The retail company announced the completion of its $2.3 billion acquisition of the TV manufacturer on Tuesday. Walmart didn’t just buy a TV brand.

Walmart closed its $2.3 billion acquisition of TV maker Vizio, a move by the retailing giant to expand its advertising business.