Product_description: ['· Built-in web server to view & control using standard web browsers · High-resolution, 1/4" ccd super had technology · 0.8 lux · Includes 2.7x varifocal lens with cs mount · Analog video output · 480 tv lines of resolution · Bi-directional audio transmission with external microphone input · Motion detection using motion vector · Equipped with 1 sensor in & 2 relay outputs · Back light compensation, atw & agc · Selectable mpeg-4 & jpeg compression formats · 30 fps (qvga) or 15 fps (vga) · Up to 10 users in mpeg-4 mode & 15 users in jpeg mode · 100 base-tx/10 base-t · Supports tcp/ip, udp, rtp, rtcp, arp, icmp, dhcp, dns, http, ftp, smtp, ntp & snmp (mib2)'] (Page 1)