Try Zedge.com for free ringtones - they will be texted to your phone and in a proper format, as you tell them your carrier, and phone model.
I want you to purchase exactly what you want Citizen95. I have great news. Yes, you can purchase ringtones for your Cosmos 3. You can search and download ringtones in the Media Center by following here http://spr.ly/6580BrSAg Enjoy.
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