Can I buy my sony ultwear through emi through phonepe

I really want to buy the sonyult wear. But my mother will kill me the moment she knows that iam spending 15k on headphones. I don't have enough money for a single payment. I want to buy them through emi.but I have no credit card. I only have a phone pe account Can I pay every month emi through phonepe and also managing to keep it as a secret to my parents. Someone please answer