The Bluetooth Special Interest Group just announced it has wrapped up the final specifications for Bluetooth LE, a next-gen version of the Bluetooth audio spec promising wide-ranging performance enhancements for future headphones and earbuds like Apple’s forthcoming AirPods Pro 2. What’s different between the new Bluetooth LE spec and the older version? A key upgrade is the new LC3 codec, which was designed to allow for better-sounding audio at lower data rates. According to the Bluetooth SIG’s website, LC3 “will bring tremendous flexibility to developers, allowing them to make better design tradeoffs between key product attributes such as audio quality and power consumption.
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