USB ports have quietly turned into the default power outlet for phones, laptops, headphones, and even monitors, but the wattage behind that familiar rectangle is far from uniform. Depending on the ...

Flashlights and headlamps are great for focused, directional beams, but for illuminating a wide area with useful, ambient light, you need a lantern. These portable devices provide 360-degree output, ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. As we hurtle into 2026, we have to wonder: will turntables continue to be as popular as they have ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Dave Gershgorn Dave Gershgorn is a writer covering monitors, laptops, and ...

If your music system includes a turntable, a phono preamp is a must-have component in the product chain. Also called a phono stage, it is essential for the playback of vinyl records. A phono stage is ...

USBKWA (USB Keyboard Web App) turns a large tablet or any device with a Web browser into a USB keyboard. Anyone having difficulties using a regular keyboard may find a touch keyboard easier to use.

This project demonstrates Li-Fi (Light Fidelity) communication between two Arduino boards using visible light for data transmission. Text data is transmitted using an LED and a 4x4 keypad on the ...

Forget music streaming for a moment. While the hi-fi press was obsessing over touchscreens, Spotify Lossless and Qobuz Connect in 2025, something rather unexpected happened: CD players staged a ...