MODEL DM-4.0
FREQUENCY RESPONSE 45Hz-18KHz 
Weight  330grams 
OUTPUT IMPEDANCE 250ohms 
Transducer Type  Dynamic 
Polar Pattern  Super-cardioid 
Sensitivity  -53dB (0dB=1V/Pa) 
Off axis rejection  >25dB at125 degree 
Maximum SPL  >136dB 
Cable/Connector  3 pin gold plated male XLR
Polarity  Positive voltage on pin 2 relative to pin 3 of output XLR connector 
Housing  Zinc alloy 
On/Off Switch  DM4.0S