"Ollo S4 headphones replaced my former headphones and sound calibration software, which I had been using for years. My mixes translate better with Ollo, they feel comfortable and solidly built. On top of that they look beautiful. Highly recommended!"
OLLO vs. Sennheiser vs. Audeze vs. AKG vs. Beyerdynamics vs. Audio Technica
We measured and compare the frequency responses of the main mixing headphones on the market. Measurements were made using G.R.A.S 45CC using IEC 60318-1 ear simulator and Dewesoft AD conversion Sirius system.