Both use the 360Eyes app for monitoring/playback. -Two-Way Audio, Motion Detection, Night Vision, Pan/Tilt/Zoom, Wireless, Wifi -360eyes APP (IOS/Android) -records direct to micro SD card (not included) Details for each one is here: https://www.amazon.ca/gp/product/B07QLXCT15/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1 https://www.amazon.ca/gp/product/B0869PTNZV/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1 Selling only as a set. $40