(TrendHunter.com) The ‘Roli Lumi' is an innovative beginner keyboard that uses a range of fun and interactive tools to make it easier than ever for beginners to go about improving their musical abilities.... (TrendHunter.com) The ‘Roli Lumi' is an innovative beginner keyboard that uses a range of fun and interactive tools to make it easier than ever for beginners to go about improving their musical abilities....