有线麦克风产品CM-38参数：
Element:Back electret condenser;
Polar pattern:Uni-directional;
Frequency response:50Hz-16KHz;
Sensitivity:-45dB±3dB;
Output impedance :200Ω±30%;
Power Supply: 1.5V battery;
补充说明：
CM-38
相关有线麦克风产品：
DM-160 | DM-920 | DM-890 | DM-168 | DM-166 | DM-600 | DM-100 | DM-610 | DM-620 | DM-810 | DM-640 | DM-650 | DM-660 | CM-18 | CM-38 | DM-670 | DM-880 | DM-690 | DM-900
