Detailed Selling Lead Description

DWH301A/301B/301C:
1) The microphone uses a low-noise class A FET circuitry,
2) Low frequency is deep and melodious,
3) High frequency is clean.
4) DWA301A is a cardioid pattern condenser microphone with an internal low frequency
roll-off switch.
5) DWH301B comes with two optional switches below the head grill: the low frequency
attenuation switch and the sensitivity attenuation switch.
6) DWH301C is equipped with two directional characteristics: omni-directional or
cardioid. And a low frequency attenuation. 
7) They are selectable with two switches below the head grills. 
8) This series is perfect choices for any professional in home studios .concert halls
and stages. 

DWH301 Specifications
1) Polar Pattern(S):
    DWH301A:cardioid
    DWH301B:cardioid
    DWH301C:cardioid,omni-directional  
2) Frequency Response: 20Hz--20KHz
3) Sensitivity (1000Hz / 94dB SPL):
    DWH301A: 1.25mV/Pa
    DWH301B: 1.25mV/Pa
    DWH301C: 10mV/Pa
4) Rated impedance: 200 ohms
5) Equivalent Noise Level:
    DWH301A: 17dB
    DWH301B: 17dB
    DWH301C: 18dB (A weight IEC/651)  
6) Max. SPL for 0.5% THO@1000Hz:
    DWH301A:126dB
    DWH301B:126dB
    DWH301C:138dB
7) Power Requirement: 48V