Audio TWSboAt launches Airdopes 621 With a Monstrous 150-Hour Battery BackupdevicenextMarch 26, 2021March 26, 2021 by devicenextMarch 26, 2021March 26, 20210 India’s Number 1 audio brand boAt announces a new treat for bass lovers- the Airdopes 621 TWS earbuds. The Airdopes 621 has a mountainous battery life for a...