Amazon has announced the ‘Mega Music Fest’ powered by Blaupunkt, bringing a host of exciting deals and offers on a wide range of headphones, speakers, guitars and more from across brands like Blaupunkt, boAt, Sony, JBL, Casio, Maono and more. Customers can get up to 60% off across the selection and along with 10% instant discount on OneCard Credit Cards. The Amazon Mega Music Fest will start from today and will go on till March 29.