MPEG-4 image compression ,wireless WIFI 802.11b/g .
ADPCM Audio compression, support Audio monitor, Connections are also available for an external microphone and for audio output
Built-in Web server,supply free client management software, 4/9/16 multi-pictures interface surveillance, free Multi-screen management software:
Max. 30fps image compression
Max. 30fps image transmission
D1, CIF, FIELD, QCIF Resolution
Support DDNS, TCP/IP, ARP, RARP, ICMP, DHCP, FTP, HTTP, and SMTP protocol support
with 4.1-73.8mm lens