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Connect a microphone
The top0 camera provides a 3.5mm Line-in audio input interface, not Mic-in. The connection is a 3.5mm
stereo unbalanced line level input that will not supply any power. And the camera does not feature any
amplifier or pre-amplifier capabilities. So it only accept a line level signal that does not require any power
from the camera to operate. This can be a cell phone, laptop or PC or a powered mic(such as the RØDE
microphone models that require additional battery power) to name a few examples. In short, the unpowered
3.5mm microphones that are usually used in computers are not allowed.
It is worth mentioning that if you have a powered microphone with XLR interface, such as the Audio
Technica Condensor microphone. You can use an XLR to 3.5mm adapter and it will work perfectly too.
They are like this:
There is one other thing we would check in the cameras WebUI and in the "Audio" section. We would
make sure that the "audio switch:" is set for "On"
The other default values would be as follows: Audio Type: AAC, Sample Rate: 48K, Bit Rate: 96k, Input
Type: Line In, Input Vol L: 8, Input Vol R: 8, ADTS Options: Off
