70M Vari-focal IR camera wireless security camera

1/3" Sony SUPER HDD ii CCD 420 TVL/540 TVL/600TVL IR night vision 70 m 4-9 mm varifocal lens Lens is external adjustable easily. 72PCS IR Illuminators Metal water proof housing Double glasses IR Auto-open by CDS Control in Low Lux Built with all-in-one bracket IP66 RatedModel No. ASRO32IR70M-V ASRO60IR70M-V ASRO54IR70M-V Image Sensor 1/3" SONY SUPER HDD ii CCD TV System 420 TVL 600 TVL 540 TVL Image Resolution PAL:752(H)×582(V)? NTSC:768(H)×494(V) Min.illumination 0.1LUX/F1.2 (Color) S/N ratio >50 db AES 1/50-1/60,000Sec(PAL),1/60-1/60,000Sec(NTSC) White Balance Auto AGC Auto BLC Auto Gamma Adjusting 0.45 synchronization System Internal Standard lens 4-9 mm vari-focal lens IR night vision 70 M Video Output 1.0Vp-p,75ohm Power supply 12v,100mA Operating Environment 10°C~+50°C,RH90% MAX http://hkvstar.com/security-products/surveillance-camera/item/70m-vari-focal-ir-camera.html