40 hours Playtime: Stay engrossed in non-stop music with boAt Rockerz 110 Neckband Earphones. The vast playback of about 40 hours is all you need to tick off your watchlist and disconnect from your surroundings. Dual Device Pairing: Switch between making calls on your phone and tuning into the latest web episode on your laptop without lifting a finger. Dual pairing lets you link these earphones across two devices for uninterrupted relaxation.