If your Reolink devices support audio recording and you would like to enable it via web browser, this article is a quick guide for your reference. 

Applies to:  All Reolink devices which can support audio function (except battery-powered cameras, E1, E1 Pro, WiFi NVR, and Reolink Lumus)

Step 1. Log in to your camera in the web browser.

log-in-on-IE-browser.png

Step 2. Click the gear icon on the top right to get to the device settings page. 

click_the_settings_icon.png

Step 3. Click Camera > Audio. Toggle the switch to enable Audio. 

enable_audio.png

Step 4. Go to the preview or playback page, click audio_icon.png to enable the audio when you're viewing the camera. 

audio_preview.png

 

If your camera or NVR is with an old setting interface, you can refer to the instructions below: 

Step 1. Log into your camera or NVR in the web browser. Click the gear icon on the top right to get to the device settings page. 

click_settings_icon_old_ui.png

Step 2. Click Recording > Encode. Tick to enable Record Audio. Click OK to save the setting. 

enable_audio_old.png

If your device is an NVR, click Channel to set up different cameras on different channels. 

choose_channel.png

Also, click Display > Output to enable Audio. 

display-output-audio.png

Step 3. Open the Sound button on the preview or playback page.

open_sound_old_ui.png

Notes:

The audio settings for mainstream and substream on the wifi NVR are independent of each other. Please remember to enable Audio Record for both mainstream and substream.