Sennheiser MKH418S M-S Stereo Shotgun Microphone, from Sennheiser

Pick Up Pattern: ........ M: Supercardioid/lobar, S: Figure 8
Frequency Response: ........ 40 - 20,000 Hz
Sensitivity: ........ M: 25 mV/Pa (-32 dBV), S: 10 mV/Pa (-40 dBV)
Nominal Impedance: ........ < 25 ohms
Min Terminating Impedance: ........ 1 kohms
Equivalent Noise Level: ........ M: 14 dB-A / 26 dB-CCIR, S: 22 dB-A / 34 dB-CCIR
Max Spl: ........ 130 dB SPL (63 Pa)
Dimension: ........ 19 mm x 280 mm
Weight: ........ 220 g
Transducer Principle: ........ M: pressure gradient/interference tube, S: pressure gradient
Power Supply: ........ 48 ? 4 V / 2 x 2.3 mA
Max Output Voltage: ........ 1.5 V
Operating Temperature Range: ........ -20 to +60 C
Humidity Range: ........ < 95 % relative humidity

The MKH 418 S is an M-S stereo shotgun microphone using Sennheiser's exclusive RF condenser technology. Its M-S format, compact dimensions, very good consonant clarity and good spatial representation make it ideally suited for every type of application in film, radio, television and reporting, both indoors and outdoors.

Features
-Increased directivity due to interference tube system (capsule)
-Very low noise, high SNR
-High sensitivity
-Universal application due to M-S format, mono compatible
-Climate-resistant capsules
-Rugged brass casing, with matt black finish