Reviews and Problems with Sennheiser CX 680 / CX 680i
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13 July 2011
Conclusion: Built for action and pounding street action at that, the Sennheiser CX 680i Sports deliver a big sound at volume that suits the gym or the long distance runner. However, the clincher has to be the earfins, which hold the headphones perfectly in place. So, the music only stops when you want it to stop and not at some inappropriate moment.
Pros: The Sennheiser CX 680i Sports have been designed to help you get the best from your work out. Built with iPod and iPhone primarily in mind, you’ll find three different sizes of in-ear bud as well as a selection of ear fins and change of diaphragm. You’ll find the two-part buds, consisting of an inner speaker cover and also ear fins, make sure these headphones stay in place. We hit the streets with them and found that even at the end of a run when our body was sweaty a...
Cons: Designed for workouts and pounding music, we found them to be rather bass heavy. They have a nice tone but the mid-range tends to be swamped by the driving bottom-end. The cable is thin and light but the overall build quality isn’t quite as sharp as we were hoping. The 3.5mm audio jack cover is a little thin and while there is protection it’s not the most robust we’ve seen. The inline controls are also a little on the thin and weedy side, so much so we tended to forge...