Logitech Pop Keys review: Reliable wireless mechanical keyboard with a divisive style | Ars Technica
HIgh quality Genuine Original Logitech K700 HTPC wireless touchpad with unifying receiver keyboard controller Free Shipping|wireless cd-rom|touchpad remotewireless keyboard mouse touchpad - AliExpress
Sony Playstation 2 PS2 Logitech NetPlay G-X2B6 Controller Keyboard | eBay
Logitech K700 for PC, Revue, and Google TV Wireless Keyboard Controller - Newegg.com
This is a PCB from a basic Logitech keyboard. Does someone know where I can find a spec sheet for the NRF31504E processor? What is the silver oval component in the top