Logitech K350 Wireless Wave Keyboard with Unifying Wireless Technology Black N9 790304485701 | eBay
Amazon.com: Logitech MK550 Wireless Wave Keyboard and Mouse Combo - Includes Keyboard and Mouse, Long Battery Life, Ergonomic Wave Design, Black : Electronics
Amazon.com: Logitech MK550 Wireless Wave K350 Keyboard and Mouse Combo — Includes Keyboard and Mouse, Long Battery Life, Ergonomic Wave Design with Wireless Mouse (with Mouse) : Electronics