Those are some of the specs for the new external unidirectional stereo microphone Nikon ME-1:
- Frequency: 70-16000 Hz
- Signal to noise ratio: 60 dB
- Sensitivity: -42 dB +/- 3 dB
- Out impedance: 2.2 kΩ
- Power will be supplied by the camera
- Low cut filter with on/off switch
- Wind screen will be included
- Weight: 3.2 oz
- Vibration reduction technology
- The ME-1 should not be capturing the AF noise coming from the DSLR camera