TRENDware Wireless Internet Kamera. Maximum resolution: 640 x 480 pixels. Sensor type: CMOS, Optical sensor size: 1/0.157 mm (1/4 "). Digital zoom: 4 x, Focal length range (f-f): 6 mm. Flash memory: 2 MB, Internal memory: 8 MB. Supported network protocols: HTTP, SMTP, FTP, UDP, ARP, ICMP BOOTP, DNS, DHCP, TCP/IP, DDNS, UPnP, PPPoE