PTZ CCTV Camera Image Sensor : CMOS Night Vision : Auto Switching, IR Range 15-20m Optical Zoom : 5X Resolution : 3MP Main stream：1080p(1920×1080)@30fps/1296p(2304×1296)@15fps Substream：360p(640×360)@15fps 2 Way Audio : -28db±5dB microphone and 8Ω2w speakers Ethernet : 10Mbps/100Mbps adaptive /RJ45 interface Pan ：355° tilt ：95° Alarm Trigger : motion detection, human detection, human tracking, smoke detection Socket : TF support 256GB Cloud Storage : NVR,NAS PSU : DC12V 2A ±5%