The Sony ECM-44B has long been the broadcaster's on-set mic of choice for on-air talent utilizing a lavalier microphone. Its omnidirectional pattern, black anodized finish and a frequency response tailored for enhanced voice quality, deliver the performance professionals demand. The AA battery power supply of the ECM-44B simplifies things so phantom power is never required.
On the border between proximity and transparent is the Sony ECM-44. The ECM-44 is probably the most popular all-purpose lavalier on the market. It does a great job of suppressing background noises. It is somewhat forgiving of head turns. The mic exhibits a slight warmth in the middle frequency range, which promotes the clarity of voice over background. Also, the ECM-44 does not have the bass sensitivity of the ECM-55, making this a better sounding microphone to use in the field.
The Sony ECM-44B is the broadcasters choice for a lav mic, Cost effective yet sonically detailed it can be considered as an all around "swiss army" knife in the field or in the studio.