Logitech Wireless Touch Keyboard K400 User Manual - Manuals+
Replacement Unifying Receiver for Logitech Wireless Touch Keyboard K400 K400R AU | eBay
Genuine Logitech Unifying Mirco Dongle Receiver USB For keyboard K400r K400plus | eBay
Used - Like New: Logitech Wireless K400R 79 Key Slim Keyboard w/3.5" Touchpad - Newegg.com
Logitech K400r Keyboard (No Receiver) 376329854014 | eBay
Logitech Wireless Keyboard K400 - Black : Target
CM Ultra Thin Silicone Soft Keyboard Cover Skin Compatible with Logitech Wireless Touch Keyboard K400 Plus (Not for Old Version K400 & K400r) (Aqua Blue) - Newegg.com
SM Cyberzone - Logitech Wireless Touch Keyboard K400r Review by: Pinoy Tech Blog Read more here: http://www.smcyberzone.com/reviews/2449 | Facebook