Camcorder microphone series rode vm transducer type condenser directivity cardioid suitable for video camera filmtvbroadcasting livestage sensitivity 1khz 126 mvpa frequency response 40 20000 hz stereo operating time 100 h features internal shock absorber integrated windshield dimensions 130 x 66 x 108 mm capsule diameter 127 mm noise level 134 db transmission mode cable inherent noise 20 dba impedance 200 ohm battery supply functions