Features:
• shock proof design can reduce the mechanical noise of cameras and other vibration noise
• rugged alu mic housing features effective emi resistance
• powered by 1.5v aa alkaline battery, playtime is up to 100hrs
• low power indicator
specification:
• transducer principle: back electret condenser
• directivity characteristic: cordioid
• frequency response: 50hz-16khz
• sensitivity: -32db±3db(0db=1v/pa at 1khz)
• sensitivity tone up: +10db
• bass filter: 60hz 10db/octave
• output impedance: 2000ω±30%
• power requirement: 1.5v aa battery ( battery not included)
it can be used on any camecorder with a hotshoe and 3.5mm jack, also on recent dslrs with hd video recording function such as:
nikon dslr camera d5100, d7000, d300s, d3s ,d800
canon dslr camera eos 1d mark iv, 5d mark ii&iii, 7d, 60d, 600d, 650d