The humble aux cable or, more formally, the 3.5mm auxiliary cable, has long been a universal standard for analog audio signals. Aux cables allow you to accomplish such tasks as plugging in your ...

If you purchase an independently reviewed product or service through a link on our website, Rolling Stone may receive an affiliate commission. Radio Corporation of America first designed the RCA ...

HDMI 2.1 connections are key for high-quality audio and video. 3.5mm offers basic audio; optical handles DTS/Dolby; eARC provides the highest quality sound. USB ports support charging, file access, ...

A plug and socket for coaxial cable. RCA connectors are used for analog audio signals (see analog audio). They are also used for digital audio (see S/PDIF) and analog video (see composite video). For ...