*背驻极体电容
    *微型,淡视觉设计
    *超心型指向
    *宽频平滑的频率响应
    *10米微型垂挂电缆
    *需9-52伏幻象电源供电
    *黑白两色可选
  Element Type: Electret Condenser
    Polar Pattern :Cardioid
    Impedance: Low (500 ohm Balanced)
    Frequency Response :50 Hz to 20 kHz
    Sensitivity (open circuit voltage) :-67 dB (0 dB = 1V/microbar)