Channel Sounding, for example, lets Bluetooth devices like trackers and smart locks find each other more easily and accurately. But you'd be forgiven for not knowing anything about it.

Our electronics writer tested 13 USB-C chargers with varying charging capabilities, and he’s found four that are worth your cash.

You can download the Nearby Glasses app on Android right now. It detects Bluetooth signals from smart glasses and warns you about possible recordings.

TV and home video editor Ty Pendlebury joined CNET Australia in 2006, and moved to New York City to be a part of CNET in 2011. He tests, reviews and writes about the latest TVs and audio equipment.