NA-Q7 Shotgun DV Stereo Condenser Microphone For Canon EOS 600D 550D 60D 7D 5D Mark II T3i Camera Camcorder by MECO All Camcorder and Digital DSLR Camera with 3.5mm microphone input socket. Professional DV stereo microphone fits for home-used DV. It is delicate and light, 2 built-in cartridges which are vertical to each other. The Ms stereo system enables a natural sound pick-up. It is with low voltage alarm indication, wide frequency, high sensitivity, and strong direction, long distance sound pick up, natural, clear and sweet. Studio recording quality Condenser microphone 3V battery powered