Image Sensor: CMOS Lens: F=4.0mm, Fixed Iris Resolution: 720P(1280*720) Compress format: H. 264 Frame rate: 30fps real time Storage mode: With SD card socket, support Max. 32 GB SD card Dual way audio: Support Alarm: One input and one output Motion detection: 4 Zones Motion detection to trigger alarms Visit: Through web browser or cell phone. Certification and Image Encryption: 3 classes visit authority settings and Image encryption Network protocol: TCP/IP\UDP/IP\HTTP\SMTP\FTP\DHCP\DDNS\UPNP etc. Network connections: Ethernet 10/100Base-T, RJ-45 connector Software: HSView. Exe Software upgrade: Support remote upgrade. DDNS: A free DDNS provided by manufacturer, have been written in device Mearsurement: 107mm(L)*102mm(W)*160mm(H) Power: DC 5V 1.5A. Gift box, 30pcs/ctn.