The Sennheiser HD 505 are the latest over-ear, open-backed design that the company hopes will prove to be the gateway into an enduring audio habit – and I've been testing them since announcement for ...

Sennheiser itself offers several worthwhile alternatives. Of the ones not already mentioned above, the HD 560S ($230) and HD 660 S2 ($600) are the most compelling. The problem is that the 560S are ...

Sennheiser's consumer audio division has released a wallet-friendly headphone by way of the HD 505. It's a wired, open-back circumaural headphone that sits under the vaunted HD 600 series ...