지문 인식을 가장 먼저 도입한 스마트폰은 무엇인가?
The first smartphone with a fingerprint reader was the Motorola Atrix 4G in 2011. In September 2013, the iPhone 5S was unveiled as the first smartphone on a major U.S. carrier since the Atrix to feature this technology.
Motorola Atrix 4G