Swann's MaxRanger4K Solar Security System offers the longest range and strongest wireless signal with 20-the coverage of other Wi-Fi security systems and the ability to mount each of the 4K day/night Cameras anywhere outside up to 2,000 ft. /600m (in the open air) and 650 ft. /200m (for typical use) from the included Hub. The 2 x Cameras have built-in solar panels, sensor lights, sirens, 2-way talk, color night vision, True Detect plus for heat, motion, people and vehicle-triggered alerts and recording to the Hub's 64GB local memory (to store up to 12-months rolling clips) and the cloud with no monthly fees. View and control on the Swann Security app. Perfect for large homes, small business, rural properties, farms and more. It's longer, stronger and more reliable wireless security.