alert pendant
1lbs Package includes: 1x 4 Channel 1080P HD NVR, 1TB hard drive pre installed 4x 960P indoor/outdoor Wi Fi HD IP Cameras 1x 3. 3ft 12V 2A power adapter for NVR 4x 10ft 12V 1A power adapters for cameras 1x 3. A: After the microphone well attached, go to NVR, right click your NVR mouse to pop out main menu System setting – CH setting – Encode setting, choose the channel, and change encode mode from “video only”to “AV stream”, save the settings. View cameras from App, turn on the audio by tap the speaker icon, you shall hear the voice. Q: How to zoom in pictures?1. On NVR screen, click on the camera, click the "zoom in" Icon in sub menu on bottom of channel, roll mouse wheel to zoom in/ out.