1/4"Exview HAD CCD 22x Optical zoom. 10x Digital zoom Support D1CIF resolution /Auto Focus High-definition with P/T/Z Control auto flip dome rotation ,3D auto location Digital watermark ,16 preset point Built-in multi-protocols and baud rates High quality video compression, Built-in web server,Real-time capture replay, alarm recording replay Alarm I/O:support motion detection, date, time event trigger, Electric lightning and surge protection Outdoor application Double-layer die-cast Aluminum construction IP66 standard