As music lovers, we are always on the hunt for headphones that will increase our musical experience. So you can imagine our excitement when we heard that Etymotic Research was releasing two updates to its classic ER-4 insert earphone, the new ER4SR Studio Reference earphone and ER4XR Extended Response model. Luckily we were able to get our hands on a pair of each one and … [Read more...]
Home » ER4XR