08/Sep/2017 | 8518109500 | Microphones not ref not hfd not scrap electric, omnidirectional microphone 20hz ~ 20khz, 2.5vpp / -25db, impedance 600 ohms, signal / noise ratio 70db, dynamic range 104db dc 12v zhejiang dahua vision technology co., ltd. dahua dahua dh-pfm140 20 | CHINA | *** | 2,41 | KG | 2.41 | 127,12 | ***** | 84 More Columns Available along with Company Name and Other Details etc. |