Alytimes White Wireless Mega Pixel Pan Tilt Ipcamera Wifi Home Security Network Cameras with Ir-cut,iphone/Android View, Onvif, 128g Sd Card Slot,two Way Audio,motion Detection P2P plug and play function,simple and convenient Video Recording To SD Card, Digital Zoom, Night Vision Support Onvif Protocol, Support NVR (above Onvif version 2.4.2) Support 128GB TF Card recording. Support motion detection recording. Compatible with b/g/n routers. Requires 2.4GHz band, you must connect your smartphone to the 2.4 Ghz network before syncing to the camera.