I can get the RS220's cheaply for 218 euro (they're part of a reward program at my bank). Big difference compared to the MDR-1RBT's price of 350 euro. I like the design of the MDR's better, and the build quality looks top notch (Sennheiser's look a bit plasticky). Also prefer wireless over...

Very interested in the MDR-1RBT model. Have these been fully reviewed anywhere yet? I've been searching but haven't found much yet. Got some questions that I would like answered before ordering. Apologies if these have been answered before:   - how's the wireless signal? Reliable, clean...