If your are going to prepare a specification you should consider undermentioned things.
Component
Description
Make
Image Pickup
Sensor
Maximum
Image Resolution
Sync. System
Horizontal
Resolution
Minimum
Illumination
Optical Zoom
Digital Zoom
Lens
Iris Control
Digital
Slow Shutter
Shutter
Speed
S/N ratio
Day &
Night
Back Light
Compensation
Pan Rotation
Pan speed
Preset Pan
Speed
Tilt Angle
Tilt speed
Preset Tilt
Speed
Number of
preset
Network
Network
Protocol
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