Compare DS-2CD2166G2-ISU(2.8mm)(C) with DS-2DF6A425X-AEL (2)

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	Hikvision DS-2CD2166G2-ISU(2.8mm)(C)	Hikvision DS-2DF6A425X-AEL
	Contact manufacturer	Contact manufacturer
Colour Type	Colour / Monochrome	Colour / Monochrome
Resolution TVL	6 MP	4MP
Sensitivity lux	Color: 0.003 Lux @ (F1.6, AGC ON),B/W: 0 Lux with IR	0.0002 ~ 0.002
Voltage	12 V DC, PoE	24 V AC & Hi-PoE
Focal length	2.8 mm	5.7 ~ 142.5 mm
Compression	H.265+/H.265/H.264+/H.264 /MJPEG	H.265+/H.265
Back Light Compensation	✔	✔
Auto Gain Control	✔	✔
White Balance	✔	--
Electronic Shutter range	1/3 s ~ 1/100,000 s	1/1-1/30,000s
S/ N (Signal/ Noise) Ratio dB	? 52 dB	--
Chip Inch Size	--	1/2
Dome Type	--	PTZ
Pan Speed ^o/ sec	--	Configurable, from 0.1°/s to 350°/s, preset speed: 540°/s
Tilt Speed ^o/ sec	--	Pan Manual Speed: 0.1° -240°/s, Pan Preset Speed: 400°/s
Digital (DSP)	--	✔
Signal Mode	--	PAL, NTSC

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