˙Use SONY 1/3 CCD; ˙Adopt embedded Real Time Operating System (RTOS) and high performance integrated processor; ˙Adopt MPEG4 video compression and ADPGM audio compression, video and audio sync transferring， support bi-direction dialogue； ˙Support D1（704*576）、CIF（352*288）、QCIF（176*144） resolution； ˙Support IE browse & control directly, and support multi-channel (max. 16-channel) access at the same time through central management software; ˙Support remote upgrade and remote download camera software function; ˙Support video motion detection and even triggering alarm recording, and support sensor alarm signal input and output and triggering alarm recording function; ˙Support FTP upload data function; ˙Control universal pan/tilt and zoom lens through RS-485; ˙Support various network connection, and Internet Protocol（TCP/IP，ARP，ICMP，HTTP，SMTP，FTP，PPP0E ect）； ˙Max. 40 users access at the same time； ˙Set up multi-level users access control, pass word protection; ˙Working temperature：-20℃to60℃； ˙Working humidity ：0-90%RH ˙Measurement：21.5cm(L)X10.0cm(W)X4.7cm(H)； ˙Weight：0.6Kg； ˙Power consumption：12W； ˙Power supply：DC 12V/1A