ASTRO A40 TR Gaming Headset for Xbox One, PS4, PC | eBay
PS4: A40 + MixAmp Pro TR - Setup Guide - ASTRO Gaming Blog
ASTRO A40 TR Gaming Headset + MixAmp Pro TR for PS4 review
Amazon.com: Replacement Astro A40 A10 A30 A50 Gaming Headset 3.5mm Audio Cable Extension Cord Compatible with Playstation 4 PS4, MixAmp, PC Gaming and Smartphone, No Mute & Volume Control Button : Video
Amazon.com: CYPHER.V Replacement Cable Cord for Astro A40/A40TR/A10 Gaming Headsets, Aux Wire with Volume Control 2.0 M 6.5 Feet Compatible with Xbox one PC Ps4 etc (Black) : Electronics