Sennheiser Handheld Microphone MD42

Specifications Transmitter Power Transmission 100 mW average (peak of 250 mW), country specific Frequency response 50 to 20,000 Hz Input Sensitivity Automatic sensitivity adjustment Power supply BA 10 power pack (Li-Ion 3.7 V) Uptime Typical 15 hours with Energy pack Input 3.5 mm socket Weight 9.9 oz (280.0 grams) including microphone head and power pack Mic Capsule Principle of Transducer Dynamic Sensitivity 2.1 mV / Pa Directivity Cardioid Maximum level of SPL 154 dB