Soyuz 023 Bomblet; FET large diaphragm condenser microphone; incl. -20db attenuator; 33mm diaphragm (gold-plated); frequency range: 30Hz - 18kHz; polar pattern: cardioid; sensitivity: 25mV/Pa; impedance: 190Ohm; SPL: 140dB; noise floor: > 18dB (A-weighted); Power supply: 48V phantom power; Included in delivery: Euro clip adapter, -20db attenuator, microphone clip and wooden microphone case; Handmade in Russia; dimensions (L x D): 187 x 47mm; weight: 475g