Hot deal!
1) energy exchange: condenser
2) directional: uni-ultra-directional
3) frequency response: 100-1600hz
4) output impedance: 1k ω for distance, 2.3k ω or long distance
5) power supply: dc 1.5v
6) sensibility: -45db for short distance, -38db for long distance
7) load batteries properly accoring to the +, - marks on the microphone battery shell, fix the audio frequency output cable, and then cap the anti-wind foam
8) switch on, and push the siwtch to the fist archive for short distance application, or to the second archive for long distance application
8) size: 36.2x2x2cm
9) weight: 128g
10) line length: 9m