When connected between an input and output device, an AUX (short for “auxiliary”) cable converts a digital audio signal to analog and carries it between the two devices.

Switching Between Devices Is Easier with an Aux Cable When I’m in the car with my folks, and we want to switch from playing music on my phone to, say, a friend’s device, an AUX cable makes it ...

Audio Transmission: Typically connects to your car's speakers via Bluetooth, FM transmission, or AUX; depending on how you connect, your sound quality may suffer or lag.

The Majority D40X bookshelf speakers are a pair of affordable speakers. They have a huge range of connection inputs; SD card, USB-A, 3.5mm aux, and RCA cable. For the price, they sound epic.

Design & Features The Edifier G2000 speakers have a 3.5mm rubber AUX cable with gold-plated connections that feels sturdy and durable, a USB-A to USB-A cable, and a power adapter.

Having hung on for dear life ever since smartphones snubbed the headphone jack for Bluetooth (the iPhone 7 was the first to in 2016), the resilient 3.5mm auxiliary input for audio devices is seemingly ...