This 4-pack of completely wire-free, Smart Security Cameras are battery operated, rechargeable and an affordable choice for versatile home surveillance. See live or recorded footage on your Smartphone with the free Swann Security App. All you need is your phone and a Wi-Fi internet connection and you're all set. No need for a DVR or HUB. The camera offers Secure Cloud storage and Internal offline back. You can choose to upgrade to Swan's Extra Security (single device) or Complete Security (up to 10 devices) depending on your needs. with no cables to run, the cameras install in minutes. The cameras protect you day and night with powerful 26 ft. (8 m) night vision, crisp Full HD 1080p video and a super wide 180° viewing angle. Use them indoors or outdoors thanks to the IP65 weatherproof rating and the built-in 2-way microphone you will capture audio and have the capability to speak through the camera to add that extra layer of comfort. with Swann's TrueDetect heat, motion and person technology, the cameras will record only when they sense heat-generating objects, like people, large pets and cars, up to 26 ft. (8 m) away. This ensures that the security cameras will only record relevant events and send you reliable push notifications while preserving battery life. Easily recharge the batteries by plugging the included USB cables into your Smartphones wall charging plug or with the Solar Panel (sold separately) for constant charging on Sunny days. Color: Black.