- Transducer principle (microphone): pre-polarised condenser microphone
- Pick-up pattern: cardioid
- Sensitivity in free field, no load (1kHz): 4 mV/Pa
- Nominal impedance: 100 Ohm (e908 B, e908 D)
- Min. terminating impedance: 2,000 Ohm (e908 B, e908 D)
- Max. Sound pressure level (active): 147 dB
- Equivalent noise level: 35 dB(A) (e908 B, e908 B ew)
- Equivalent noise level: 30 dB(A) (e908 D)
- Phantom powering: 12 – 48 V / 3 mA (e908 B, e908D)
- Connector: XLR-3 (e 908 B, e 908 D); 3,5mm mini jack (e908 B ew)
- Dimensions: Ø 47 x 193 mm
- Weight: approx. 140 g