Rockerz 370 boAt Rockerz 370 is a wireless headset that has been ergonomically designed to meet the needs of music lovers. The headphones come equipped with the latest Bluetooth v5.0 for instant wireless connectivity. Its powerful 300mAh battery provides playtime of up to 8 hours for an extended audio bliss. Its 40mm dynamic drivers help supply immersive musical experience to the user with HD sound. The user can utilize the headset via dual connectivity in the form of Bluetooth and AUX. Up to 8 Hours of Musical Bliss The powerful 300mAh battery provides up to 8 hours of audio bliss. 40mm Dynamic Drivers: Immersive Sound 40mm Dynamic Drivers supply immersive High Definition sound. Cosy Padded Earcups The bluetooth headset has padded earcups for a cozy experience.