●SD/TF card (128G) for data ●Auto-tracking function ●Solution: anyka or fullham chipset , ●Four antennas, Wireless /wired ●3.0MP resolution, 3.6 mm lens ● Support IR-Cut auto switch, dualLED board(26pcs IR LED) ,IR LED and White LED switch automatically ● Built-in MIC, support two-way audio ● Support Pan 355° and Tilt 90° ; ● Alarm function ● It can connect with NVR . With AP MODE ● DC12V/2A