It is recommended that you use high quality headphones or a high performance stereo studio system to take this challenge
Test your hearing and feeling. Which do you like the best, A or B ? Why?
You just might become the face of Cymatrax.
Send us a video of yourself telling us which you liked. We will get back to you as soon as possible.
Listen to both recordings and email us back, telling us which you like better and why.