– 2-Way Audio Outdoor Wireless IP Camera 4CH 3MP WiFI NVR Kits 
– Support two-way voice intercom; Wi-Fi connection, no cable
– 4x wireless cameras 3 megapixel
– 3 dot matrix infrared lights, 30 meters night vision
– Weatherproof ip66
– H.265+ compression
– Support 1 hard disk up to 6TB
– Plug and play cameras are preset