Noise Harmonics Twins S5 True Wireless EarbudsSmall on Design Big on Music Connect Quick: Harmonics Twins S5 Bluetooth earbuds are powered with Bluetooth version 5. 2 for a fast connection to your smartphone. Touch functions: The bluetooth earphones come with touch controls so you can control your phones straight from the Harmonics Twins S5. You can access features like play pause, next, and previous while listening to songs. You also get to access call functions like pick up, skip or hang up