High Definition Videos made easy. The VholdR Contour HD by 20Twenty is a self-contained, wireless helmet camera that shoots real 720p and 1080p HD video.  The Contour HD is rugged, easy to mount, and affordable. Perfect as a motorcycle helmet camera, mountian bike helmet cam, ski camera, and hunting video cam. Make your own Hi-Def Action Sports Videos with VholdR Contour HD Helmet Cam. ON SALE NOW Starting at $279.99.