The Shure SE215 is a nice introduction to Shure's SE line of in ears. They have a fairly low impedance (box says 17 ohms, but online websites state 20 ohms). Amps aren't necessary as a result for these in ears. I bought these at around $89, and I will say that these are wonderful for the price I paid for them. They are a great bang for the buck so to say. The Shure SE215 comes packed with an abundance of accessories. It includes around 6 pairs of ear-tips, a cleaning tool, and a carrying case. The Shure Olive tips and silicone tips are decent, but I...