Adaptive Contrast: Yes

21 elements in 15 groups

Media Sizes Supported: Letter

4K 60P High-Quality Formats: HDMI IN1

All you need to do is go to the mobile app store on your phone

Garmin Varia RTL515 Cycling Rearview Radar and Tail Light with Bike Phone Mount Bundle Category_Christmas Trees Adaptive Contrast: YesGARMIN VARIA RTL515 SEE AND BE SEEN This rearview radar with tail light pairs with your Edge bike computer or compatible smartphone to alert you of vehicles approaching from behind. Product Highlights: Reliable rearview radar lets you ride like you know whats coming One radar. Multiple display options. Pair it with your compatible Garmin device, your phone or both The Varia app has you covered if youre using your phone as a primary or backup display.