Azio Retro Classic Posh USB Keyboard With its design originating from retro typewriters and crafted with modern features, the Azio Retro Classic is the perfect amalgam of past, present, and future. Evoking nostalgia with its round keycaps, this backlit mechanical keyboard is complemented with a durable metal alloy frame and a premium leather surface. By combining genuine materials and innovative technology in a vintage-inspired form, a new modern line of creative tools are yours.