User manual Logitech Wireless Keyboard K270 (English - 2 pages)
Amazon.com: Logitech K270 Wireless Keyboard and M185 Wireless Mouse Combo — Keyboard and Mouse Included, Long Battery Life (Black with Mouse) : Electronics
User manual Logitech MX Keys (English - 6 pages)
Logitech K270 Driver Windows, Mac, Manual Guide
Amazon.com: Logitech K270 Wireless Keyboard and M185 Wireless Mouse Combo — Keyboard and Mouse Included, Long Battery Life (Black with Mouse) : Electronics
Logitech MK270 Keyboard and Mouse review: Good for budget buyers | AppleInsider
Logitech K270 Wireless Keyboard with Unifying Receiver
Logitech MK270 Keyboard and Mouse review: Good for budget buyers | AppleInsider