Sony ECM-959A Electret Condenser Stereo Microphone is powered by 1.5v battery, stylish and convenient for instruments which needs external microphone inputs.
 
Such as
MD recorders,
DAT recorders,
IC recorders,
Tape recorders
Computers,Laptops
Digital camcorders ETC..
 
It can be used indoor/or outdoor,Has two mics built in as L+R
power directive pattern capture feature, 90/120',
3.5mm stereo audio jack
 
Notice that windshield sponge is missing.
 
here you can Download user manual