Fit for smartphone, dslr camera camcorder and recorder- with 2 cable ,one is trrs one is trs cable ,the by-mm1 compatible with iphone huawei samsung smartphones,canon nikon sony panasonic dslr cameras and most recorders.
rugged metal construction and anti-shock mount,which can effectively reduce unwanted vibration, cable and handling noise. also included a furry windproof shield.
frequency response:35-18khz +/-3db; sensitivity:-42db +/- 1db / 0db=1v/pa, 1khz; signal to noise ratio: 76db spl.
no battery required- do not need the battery,just use it directly with your iphone smartphones or cameras.
compact and light weight- only 86g/0.19lb,with a portable leather bag ,you can take it anywhere.