Amazon.com: ASTRO Gaming A50 Wireless Dolby Gaming Headset - Black/Green - Xbox One and PC : Video Games
Amazon.com: Gikysuiz Replacement Battery for Astro A50 Series Wireless Gaming Headset,fits Part Number SRP603443 3.7V/800mAh : Cell Phones & Accessories
CS 800mAh Battery SRP603443 for Astro A50 - AliExpress