Joy-Cons up close
http://www.nintendoworldreport.com/news/43927/nintendo-switch-joy-con-controllers
Nintendo showed off it's new controllers, the Joy-Con in more detail.
The Joy-Cons will attach to the side of the Switch itself. They will feature motion sensors, an NFC reader in the right Joy-Con, a capture button for photo capture and later video capture, a home button, and SL and SR buttons. They will also release in colors "Neon Blue" and "Neon Red" along with wrist straps in the same colors.
It appears there could be more Joy-Con accessories to come.