ZMODO ZP-IBH13-P 720P HD H.264 PoE IP Infrared Weatherproof Camera with QR Code Smartphone Setup - Manual of How to Access IP Camera - Manual (Page 33)

Chapter 2 Access to IP Camera on iOS and Android Device
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3. Click [ ] to enable talkback function, the talkback icon will turn green, now IP Camera and mobile
device can realize two-way voice talkback. With exclusive mode, when a mobile device enables its
talkback function, other mobile device can not initiate this function (As Figure 25).
Figure 25
4. If only talkback function is enabled, IP Camera can receive sound from mobile device, while mobile
device can not receive sound from IP Camera (As Figure 26).
Figure 26
2.2.6 About
Click [About] (As Figure 2), this will take you to the “About” section.