Features: (1) The video compression is H. 264, supports VBR as well as CBR (2) Can set up video picture quality and compression yard (3) Adopt high performance criterion of embedded real-time multiple operating system (RTOS) and embedded processor (4) All the codes are embedded in FLASH that the system is steadier and will not be interfered by external factors such as virus etc. (5) Audio and alarm inputs / outputs (6) Support PAL/NTSC4. 43/NTSC3. 58 video signals (7) Recording resolution:352x240 (NTSC),352x288 (PAL) (8) 6 kinds of record image quality for choosing (9) Support TCP/IP agreement (support ARP, RARP, IP, TCP, PPPOE, DHCP, etc.) (10) Support PPPOE, dial automatically again at the same time and support domain name mapping (11) Support Manual video, timing video, motion detection and warning video (12) USB Port:USB function for H6008AL and H6016AL (13) Client PC can record compressed data stream, support record audio and video signals into the computer directly through Internet (14) No.16 host computer allocate to 4 IDE channel separately, can drive 8 IDE hard disk at the same time (15) Port of SATA at a high speed, more convenient to join Specifications: Model/Item AB-H6004AL AB-H6008AL AB-H6016AL Compression Format H. 264, supports VBR as well as CBR Operating system Embedded real-time operating system (RTOS) Video Input BNCf-4,1.0VP-P,75¼+ BNCf-8,1.0VP-P,75¼+ BNCf-16,1.0VP-P,75¼+ Video Output A composite video output,A VGA output Audio Input -8dB---22k, RCAf-4 -8dB---22k, RCAf-8 -8dB---22k, RCAf-16 Audio Output -8dB---92dB, RCAf-1 Display Frame Rate 704x576 (PAL), 704x480 (NTSC) Record Resolution 352*288(PAL) 352*240 (NTSC) Display Frame Rate 100fps(PAL) 120fps(NTSC) 200fps(PAL) 240fps(NTSC) 400fps(PAL) 480fps(NTSC) Recording Frame Rate 100fps(PAL) 120fps(NTSC) 200fps(PAL) 240fps(NTSC) 400fps(PAL) 480fps(NTSC) USB NO YES YES Alarm Input NO or NC, 4CH NO or NC, 8CH NO or NC, 9CH Alarm Output NO or NC, 4CH Recording Mode manual video,timing video,motion detection video and warning video Network Interface RJ45 10M/100M(LAN, Internet),Support TCP/IP agreement,PPPOE PTZ Control RS485 HDD Support 8 parallel IDE & 2 SATA Backup SATA,Network Storage Temperature& Humidity -20--65fª / 20-95% RH (No Condenser) Operation Temperature& Humidity -10--55fª / 20-80% RH (No Condenser) Power Adapter 220/110V, 50/60HZ Dimension (Lf-Wf-H) 440x435x97 mm Weight Gross weight:10kg ; Net weight:8kg