* Standard H.264 video compression
* Support D1 Half D1 CIF resolution format
* Video rate 32Kbps~4000Kbps adjustable
* Delay Time Less than 200 MSEL (0.2 second) in LAN
* Built-in web server, support web browser configure update
* Support two-way audio
* Support Dual stream, Internet transmission and local
* storage independently
* Support snapshot, record, replay
* Support 1-2pcs SATA HDD (Optional), USB, SD card interface
* Support RS232 and RS485 (PTZ) interface