These are a set of replacement speakers and microphone for your AT4.0 Shockwave, Sound by Harman KardonThis speaker and microphone set is only compatible with the AT4.0 Shockwave, Sound by Harman Kardonunit. They are NOT compatible with the original Ruroc ATLAS Shockwave.If you own the original ATLAS 3.0 / 4.0 Shockwave please purchase this replacement speaker and microphone set instead.