The T12 wireless earbuds use advanced Bluetooth 5.3 technology, which allows you to easily enter your phone's Bluetooth settings to pair the earbuds in one step, provide stereo sound during calls and ensure fast and stable transmission. The in-ear headphones feature touch control sensors that minimise stress on your ears when you touch the buttons for various functions. The nano-coating on the inside of the earbuds is waterproof, making them ideal for sports and fitness.