Model: PRA-218A

Type: Dynamic,
Polar pattern: Super Cardioid,
Freq.Response: 50~12500Hz,
Sensitivity: -53 dBV/pa (2.2mv/pa),
Rated impedance: 500Ω,
Dimension: 43x120(L)x80(H),
Weight: 210g,
Max.SPL: 134dB (THD<1%1000Hz) 

Model: PRA-228A

Type: Dynamic,
Polar pattern: Super cardioid,
Freq.response: 50~16000Hz,
Sensitivity: -53dBV/pa (2.2mv/pa),
Rated impedance: 500Ω,
Dimension: 42x110(L)x80(H),
Weight: 185g
Max.SPL: 134db (THD<1% 1000Hz) 

Model: PRA-268AH

Type: Back Electret Condenser,
Polar pattern: Super cardioid,
Freq.response: 50~16000Hz,
Sensitivity: -44dBV/pa (6.3mv/pa),
Rated impedance: 200Ω,
Dimension: 29x165(L),
Weight: 180g,
Max.SPL: 134dB (THD<1%1000Hz),
Element: Pressure Gradient, transformerless circuity,
Dynamic range: 110dB,
Power supply: 9~48Phantom,
Current Comsumption: 2mA,
Minimum load impedance: 1000Ω