This is the 2019 latest version of xmartO expandable wireless Security camera System. Nvr: 1080P 2MP H.265+ cameras: 4pcs 1080P 2MP H.265+

Product Features

• With audio support, the xmartO camera system lets you add microphone to each camera; letting you see, hear and record AV (audio & video).
• Dream liner Wi-Fi relay tech – The xmartO dream liner technology uses cameras in middle as repeaters. That way, further cameras connect to closer cameras 1st, and then to the NVR as a group. This theoretically doubles/ triples the current Wi-Fi distance.
• Nvr built-in router – with built-in router, the NVR ensures reliable and stable Wi-Fi connections with cameras. It does not use your home router bandwidth, Reserves your home Wi-Fi bandwidth for your TVs, tablets & phones. The system works even without any internet connection.
• Easy setup, Plug & Play – NVR and cameras auto-pair, you only need to plug them to power and hook up to a monitor/TV, you see cameras video immediately. 8Ch NVR supports up to 8 cameras. You can expand and customize easily with extra 4 cameras, providing a whole solution for your home and business.
• Mobile live view & Playback – free mobile App and cloud technology enable you to view the cameras on your phone/ pad in 3 simple steps. You can also remote playback history videos in the hard drive from your phone/pad.