Point Source Audio CM-I5-PH In-Ear Intercom Headset With Noise-Canceling Boom Mic (3.5mm Plug)The CM i5 PH In Ear Intercom Headset with Noise Canceling Boom Mic from Point Source Audio is engineered to provide you with clear communication capabilities in professional and broadcast settings. In these settings, it is extremely important that instructions are heard and understood quickly. To that end, the integrated boom mic features a noise canceling condenser capsule that filters out ambient noise when you speak. Also, the dual integrated EM X