MODEL CHK-6116/ 6116D CHK-6108/6108D Video System NTSC / PAL (switch able) Video Compression Format MPEG 4 Video Input(Composite video signal 1 Vp-p 75 ohm BNC) 16 Channels 8 Channels Video Loop Out(Composite video signal 1 Vp-p 75 ohm BNC) 16 Channels 8 Channels Video Output Main Monitor Output: Composite video signal 1 Vp-p 75 ohm BNC Call Monitor Output: Composite video signal 1 Vp-p 75 ohm BNC Audio I/O 4 audio inputs, 2 audio outputs (Mono) Motion Detection Area 16 12 grids per camera for all channels Motion Detect Sensitivity 4 adjustable variables with precise calculation for motion detection Pre-alarm Recording Yes (8 MB) Backup Device USB1.1 / 2.0 backup and network remote backup USB Interface front panel * 1, back panel * 1 Web Transmitting Compression Format Motion JPEG Mobile Surveillance Support GPRS to access the system via mobile phone (require J2ME, MIDP2.0 protocol) Web Interface Support licensed software AP, and IE browser Network Protocol TCP/IP, PPPoE, DHCP and DDNS IR transmitter Remote control DVR and PTZ via IR transmitter (RS-485) (4CH: Optional) PTZ control Support PELCO-D protocol Alarm I/O 16 inputs, 1 output 8 inputs, 1 output