I've had my ER-4s since 1998, but have had to have them repaired several times since then. The first two repairs were for cracked stems; in both of those instances, the repair was free of charge (even though the phones were out of warranty by the 2nd repair). The third repair was also for a...

Ok, I currently own Beyer DT-990s and Etymotic ER-4s. I love the Etymotics, but now primarily use them when out walking or on the subway or an airplane. They get plenty of use. At home, the Etymotics are bit problematic since I often have someone coming in, and looking to talk to me, and...

Anybody heard this thing. Headroom has a full page ad in Stereophile for it. It's full name is the HEARO 999 Digital Sound Processor. Thanks in advance, Matt

Just came across this on the PS Audio site - a PCA-2 Preamp, with what they claim is: "High Current Headphone power amplifier built-in In our survey of preamplifier features, the first most asked for feature was a phono stage. The second was a really high quality headphone jack. "You...

I've owned my Etymotic ER-4S for a couple of years now, but have yet to completely settle on an amp for them. Since the Etymotics are so amazingly transparent and tonally neutral, I've thought that tubes might be the way to go with them -- and have been using an X-Cans V2 with the X-PSU, Amperex...

Hello, I've owned ER-4S canalphones for over two years. To me, they are one of the most extraordinary pieces of audio gear I have ever encountered. The clarity and immediacy they bring to music is compelling. And using custom earmolds, they are extremely comfortable. I use them both at home...