Power supply mode: DC3V (CR2, 3vD lithium battery)
Type: back pole condenser microphone
Pointing feature: single point to x2
Frequency effect: 30-15000HZ
Sensitivity: -40db±2db (0db=1v/pa1hkz)
Interface: (3.5mm) interface
It is light and easy to use and suitable for many kinds of equipment, Computers, SLR cameras, camcorders... And other devices