分类 Microphones Current Rating 500 uA Diameter 9.7 mm Directional Properties Omnidirectional Frequency 16 kHz Impedance 1 kOhms IP Rating - Length 9 mm Length - in 0.354 in Length - mm 9 mm Operating Supply Voltage 4.5 V Packaging Bulk Product Type Microphones Sensitivity - 43 dBA Termination Style Solder Pin Unit Weight