Wireless Surveillance System with Cloud Control, by iPP with Monitor, NVR & Cloud Control, Quick & Easy to Install - No Wiring Required! Professional 4 Ch digital wireless camera & DVR System; New digital technology, No interference, no Privacy Leak; 7 LED Monitor (battery rechargeable) with integrated video recorder; Support 32 GB SD card or 1TB USB Portable storage; Support 4 cameras/24hrs/7days Non-stop overwrite recording; Multiple recording models: Manual, schedule and PIR activated; Message Push to smart phones (iPhone or Android); Recorded video (1-120 Days) can be viewed through cloud control; Weather proof outdoor cameras with 1,000 ft. tansmission range at open space; Very Easy Installation, true DIY;