razer hammerhead true wireless earbuds defective product

hello I’m new and this is my first razer product and I have a problem with my product and need assistance my razer hammerhead true wireless is defective and the right earbuds does not work I and don’t know how to make it work and just use the left one that still work thankfully but it sad because every time that I use it I can only use one and the mic is a bit muffled when I use it,  don’t know what to do its special to me because my uncle gave it to me and I don’t want to complain to him but I love my hammerhead true wireless  its quite fun and sounds really good I use it for school and for gaming but I can’t be fully immersed when I’m gaming, please need help to make the right earbud work this is the only earbuds I have and its special to me……………….…………….. o(TヘTo)