This small device from iFi Audio can transmit and receive Hi-Res audio over Bluetooth. It's an easy way to add high-quality ...

Distracted by Design] loves gear from the 1980s, though some of it isn’t as useful as it used to be. He happened across a ...

Midland’s ER310 emergency radio was a literal lifeline for me during an emergency evacuation. Here’s how it works and why everyone should have it in their kit.

We independently review everything we recommend. We may make money from the links on our site. Learn more› By Brent Butterworth Brent Butterworth is a writer dedicated to audio gear. He has been ...

“Assistive listening technologies or devices help individuals hear better in difficult listening situations,” says Kristina ...

Bluetooth is so called because it “unites” gadgets in the same way Harald united Denmark. Only a decade ago, even the best portable speakers sounded awful, offered limited range and made pairing with ...

AirTags and other Bluetooth trackers can be a lifesaver when you've accidentally lost your keys, purse, or even your luggage. Although they're commonly called Bluetooth trackers, AirTags and other ...

Abstract: Passive radar network systems utilize multiple transmitters of opportunity and multichannel receivers to offer remarkable performance improvement due to the advantage of signal and spatial ...

In 2025, there’s no reason you can’t have a wireless keyboard. From the most complex mechanical boards to the sleekest designer models to the flashiest gamer planks, and everything in between, there ...

Abstract: This paper presents a fully-integrated 3-5 GHz-band FM-UWB transmitter implemented in 90 nm bulk CMOS. The front-end consists of an RF current-controlled oscillator (RF-ICO) and class-AB ...