40 IR- LED for 30 meter night vision.

4~9mm Varifocal Lens, Lens adjustable from pins below outside the housing

Waterproof IP66 Complete On-Screen Menu Configuration on cable

http://www.foresight-systech.com/downloadables/473.pdf

FST-70J420 - 4~9mm, 1/4" Sony, 420 TVL,w/o OSD

FST-70J620 - 4~9mm, 1/3" Sony, 600 TVL, OSD

FST-C70J620 - 4~9mm, 1/3" Sony, 600 TVL + IR CUT Filter

FST-X70J20 - 4~9mm, 1/3" PIXIM ,700 TVL

FST-K70J20 - 4~9mm, 1/3" sony WDR, 600 TVL