"1/4"" Progressive CMOS, ICR, 0lux with IR, 1280x720: 25fps(P)/30fps(N), 2.8mm lens,H.264/MJPEG, dual-stream, 3D DNR, 5m IR, PT function (Pan: 0° ~ 355°; Tilt: -10° ~ 90°), support on-board storage up to 128GB, Support mobile monitoring via HIK-connect cloud, Build-in microphone and speaker, support two-way audio. Built-in Wi-Fi, 12VDC power supply. Default: No SD card included. /16GB-T: Include 16GB sd card. /32GB-T: Include 32GB sd card. /64GB-T: Include 646GB sd card."