Astro 1.5M A40 TR Inline Mute Cable NOTE: A "new" item comes in original Astro packaging and barcode. If you purchased a "new" item and received a product without the original Astro packaging and barcode, please report to Amazon as soon as possible! This is the longer version of the cable that ships with the A40 TR headset.. The cable "2.0m A40 TR Inline Mute Cable" connects the headset to the MixAmp Pro TR. IMPORTANT NOTE: This product features an Inline Mute button that only works with the A40 TR headset and MixAmp Pro TR. Authentic Astro Gaming part!