Sennheiser MD 441-U Condenser Microphone, made in Germany

Link: Owner's Manual | 

Specifications

Transducer principle: Pressure gradient transducer

Frequency response: 30 - 20,000 Hz
Pick-up pattern: Supercardioid
Sensitivity (free field, at 1 kHz): 1,8 mV/Pa ±2 dB

Electrical impedance: 200 Ω
Min. terminating impedance: 1 kΩ

Connector: XLR-3
Dimensions: 270 x 33 x 36mm
Weight: approx. 450 g