ATEKT CCTV Camera High Fidelity External Microphone with Adjustable Volume Frequency. pack of 10 Camera Microphone

mic uses the high fidelity and low noise process chip. After multiple times frequency selected it can restrain the noise efficiently. Pure tamber, strong dynamic, built-in AGC circuit. Lots of strong points: low noise, high fidelity, wide operating voltage, low power dissipation and long transmission distance etc. the new sound pickup (audio monitor ) is the best choose for the TV monitoring and safety system. Match use with the camera can realize AV synch