I need some replacement ear buds that are comfortable.. I remember hearing a while back, that a certain type of sony ear buds fit the RE1?

I need someone with enough juice to power these things because from what ive read they scale better with a powerful amp compared to re0's.. any suggestions? i want something <$100.. right now I have a e5 but that obviously isnt enough.. do not know much about cMoy's but I see lots on ebay for...