TechnicalSpecificati***：换能方式/Type电容式/Condenser指向性/PolarPattem心形/cardioid灵敏度/Sensitivity-43dB&plu***n;2dB频率响应/FrequencyResp***e30Hz~16000Hz输出阻抗/OutputInpedance75Ω适音距离/Pickupdistance10~300cm供电电压/PowerDC48V特点/Feature抗手机、电磁干扰/Anti-cellphone,electromagneticinterference)