Product details:

The air Vision NVR is a plug-and-play NVR appliance with low power consumption. The air Vision software is pre-installed for quick and easy installation. No additional software is required. Plug it into the network, go through the configuration wizard, and it is set up and ready to go. The air Vision NVR has a built-in 500 GB hard drive. This equates to approximately 1200 recording hours @ 480p resolution or 400 recording hours at 720p resolution (these can vary depending on the frame rate).Transfer speed of up to 1.99 Gbit/s allows quick data sharing
Dual band of 2.4 GHz and 5 GHz helps provide broad coverage range
Wall mountable design offers convenient installation