Detailed Product Description High speed embedded CPU and real time embedded control operation system are adapted with the product, it provide operation stability, no hang-up error, more reliability and easy for maintain. Operation with front panel and remote control, menu language also available for English / Chinese (simplified) / Chinese (traditional), security with double password lock. System management require for authority code in order to provide safety system. Using with hardware ADPCM encode to provide better streaming quality, it also support with D1, 1/2D1, CIF resolution, as well as adjustable frame rate and provide space efficiency with compact video size Storage used with FAT32 format, suitable for 8 IDE hard drive connections, there are 3 types of store method can use in here: individual, compound and mixed. Provide multi-channels operation, such as: 16 channel video input capture 2 channel video (monitor and reply) 1channel VGA output 16 channel audio input 2 channel audio (monitor and reply) output 16 channel alarm input with programmable setting With kinds of surveillance display screen (1/4/16 windows per screen) and each individual display screen with audio surveillance function Time setting to activate recording system with auto switching, system re-activate after power shut down. Alert system for any video signal loss or disturb Available for manual, time setting, alert playing, this will make the unit more effectively and hard space efficiency. Also for the motion detect function available with setting for 16X12(192) detect region area, with adjustable sensitivity detect level Pre-setting record function and extend alert function, in order to ensure alert information 100% capture with user requirement Available for x2 and x4 fast forward/ backward function and slow motion rate at x1/2, x1/4 and x1/8 as well as pause and frame-by-frame function PAL/ NTSC system available Individual setting for each capture channel for brightness, contrast, color, motion detect setting Complete daily report for alarm record and operation record, good for monitor record and analysis RJ-45 network inlet/ outlet available for the internet function for ADSL, ISDN, intrane