BALL AUDIO MIC
The high quality and low noise process chip is used for sound pickup. Frequency selection can effectively reduce noise after several repetitions. Strong dynamic, built-in AGC circuit, pure tamber. The new sound pickup (audio monitor) is the best option for the TV monitoring and safety system because it has several advantages, including low noise, excellent fidelity, a wide operating voltage range, low power dissipation, and long transmission distance. AV sync is made possible by matching use with the camera. Specification: Range of audio monitoring: 5–150 square metres DC 9V–12V is the operating voltage.