Camcorder microphone series sony ecm transducer type electret condenser cable length 0 35 m directivity supercardioid suitable for video camera interview public speaking frequency response 40 20000 hz mono features shock mount integrated windshield dimensions 217 x 21 mm transmission mode cable phantom power battery supply functions onoff switch low cut filter plug 3 5mm jack power supply aaa battery included in delivery windbreak shoe adapte