Applies to: DT41Y/DT61Y/DT81Y/DN41R/DN61R/DN81R/DT41GB/DT81GB/DT61GB/DW41JD/DW81KD/
There is no speaker nor a microphone in the recorder.
1. Make sure your DVR has RCA red audio cord at the back of DVR.
2. Hook up a microphone to DVR by audio cable.
The microphone should be put next to one camera so that that camera‘s image and sound are synchronized.
Connect a long audio cable to microphone and DVR‘s audio in port.
Besides, you need to enable audio in recording.
You can also connect a speaker into the audio-out port of DVR.
To get sound on the TV, computer, and APP. You need to enable the speaker and microphone.