In - Depth Analysis of Sound Quality in Bluetooth Audio Devices: Codecs, Chips, and Underlying Technologies

Aug 19, 2025 · 8 min read · Since the advent of Bluetooth headphones in 1999, the sound quality of Bluetooth audio devices has been a topic of great concern. In the early days, due to the limited bandwidth of Bluetooth, the label "just for basic sound" was attached to them. In ...