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Audio Connections

USB-C audio, 3.5mm, balanced connections and wireless audio transmitters.

6 articles
8 Best Optical Audio Cables

8 Best Optical Audio Cables

Our comparison of manufacturer specs identifies the best optical audio cables for connecting TVs, soundbars, and gaming consoles with TOSLINK ports.

Headphone Sky Editors Oct 30, 2026
How to Choose a Wireless Audio Transmitter

How to Choose a Wireless Audio Transmitter

A guide to selecting the right wireless audio transmitter by comparing technologies, features, and ideal use cases for music, TV, and gaming.

Headphone Sky Editors Oct 23, 2026
USB-C Audio Explained

USB-C Audio Explained

USB-C audio can send sound digitally or through an analog signal, which explains why some adapters work and others don't. Here's what you need to know.

Headphone Sky Editors Oct 23, 2026

Choosing headphones or earbuds means choosing how they connect. The cable, port, or wireless transmitter you use is more than just a plug—it's the essential link that carries your music, podcasts, and calls from the source to your ears. This section of Audio Technology breaks down the different audio connections you'll encounter, explaining what they are, how they work, and what they mean for your listening experience.

Whether you're trying to understand the difference between a standard 3.5mm jack and a balanced connection, figuring out if your phone's USB-C port can deliver high-quality sound, or exploring wireless audio transmitters for non-Bluetooth devices, we've got you covered. Our goal is to give you clear, practical knowledge so you can make sense of the specs and choose the right connection for your needs.

What you'll find here

  • Clear explanations of common and specialized audio connections, from the ubiquitous 3.5mm jack to advanced balanced outputs.
  • A guide to modern digital connections like USB-C audio, detailing how they transmit sound and power.
  • Insights into wireless audio transmitters that bring Bluetooth convenience to TVs, game consoles, and older stereos.
  • Practical advice on compatibility, sound quality implications, and what to look for in your gear.
  • Links to deeper dives on specific topics, like our dedicated article on USB-C Audio Explained.
  • Context on how these technologies fit into the broader world of Audio Technology.