ITEM NAME:FA-MT01 6-12V DC Microphone Pickup Aerial Audio Signal CollectionBDor CameraBD3C Description: High sensitivity, low distortion, small volume, wide operating voltage range, built-in Reverse supply protection circuits, low power, transmit for remote distance, easy to connect Suitable for concealed installation and open installation Widely used in bank, financial, market, prison, court of judiciary, examination room, conference room, industrial manufacture, military area, highway toll station etc Size: About  7*39mm Work voltage: 6ï ½Å¾12 V Work current: 5 mAï ½Å¾60 mA Sensitivity: 200mA/ubar Frequency: 200---10khz Max output Voltage: 0ï ½Å¾6 V-upp Item include.1 x Mini sound pick-up. Item include. Size: About 7 39mm. Frequency: 200---10khz. Sensitivity: 200mA/ubar.
