Logitech MK550 Ergonomic Full-size Wireless Keyboard and Mouse Bundle for PC Black 920-002555 - Best Buy
User manual Logitech MK550 (English - 16 pages)
LOGI MK550 WRLESS KB/MSE (920-002555)
logitech MK550 Wireless Wave Combo User Manual
Amazon.com: Logitech MK550 Comfort Wave Wireless Keyboard & Mouse Combo Home Office Active Lifestyle Modern Bundle with Micro Portable Wireless Bluetooth Speaker, Gel Wrist Pad & Gel Mouse Pad : Electronics