So finally the air is comming from the side rubber. I talked with Jc this morning and Axiom sending me a new one to replace it. What a great customer service. Thank Jc ! I can't wait now to hear the real sound from the EP350.

Nad C356 DAC & C515
Axiom M3v3
Grant Fidelity RPF-120 MKII
Analysis Plus Black Oval 12&10
JRiver 19