New Delhi, Sept. 11 -- Bluetooth may be one of the oldest wireless standards on your phone but that hasn't stopped it from getting smarter. Google confirmed in September 2025 that owners of Pixel, Samsung Galaxy, Sony headphones, and select Xiaomi devices can expect a major Bluetooth update at no cost. This update delivers LE Audio, a technology first built to improve connectivity for hearing aids but now reaching the mainstream.

LE Audio brings two big benefits. First, it runs on the Bluetooth Low Energy channel instead of Bluetooth Classic. This makes it more efficient, helping extend battery life on both phones and headphones. Second, it uses a new codec that maintains audio clarity even at lower data rates. In short, you get better b...