The switches used in Logitech Silent Mice are made of a rubber actuator that dampens both the vibration and the sound. A red plastic cap covers the rubber actuator to improve the switch's tactile feedback and lengthen its lifespan.
Headphones
In early powered radios, the headphone was part of the vacuum tube's plate circuit and carried dangerous voltages. It was normally connected directly to the positive high voltage battery terminal, and the other battery terminal was securely grounded.
Active filters
Apple's made clear its interest in augmented reality, and we may hear more about its plans to make AR Glasses in 2023. The rumors suggest that we could see Apple's AR or VR headset product in 2023. Apple's upcoming xrOS may even be the start of a whole new ecosystem of devices.
Logitech 2.4 GHz Digital Cordless for Business features frequency agility. With this technology, the Logitech mouse or keyboard that encounters any interference from another cordless device will automatically identify and switch to a more “quiet” location in the band to transmit data.
Waterproof means that the device is not adversely affected by contact with water and can withstand water contact without becoming damaged.