Compare SD3E405DB-GNY-A-PV1 with TPC-SD8421-T (2)

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	Dahua Technology SD3E405DB-GNY-A-PV1	Dahua Technology TPC-SD8421-T
	Contact manufacturer	Contact manufacturer
Chip Inch Size	1/2.8	1/2.8
Colour Type	Colour / Monochrome	Colour / Monochrome
Resolution	4MP	--
Specialist Type	PTZ	Thermal
Sensitivity Lux	Color: 0.005 lux@F1.6 ; B/W: 0.0005 lux@F1.6 ; 0 lux (IR light on)	0 ~ 0.005
Voltage	12 V DC, PoE+	24 V AC
Focal Length mm	2.7 mm–13.5 mm	3.95 ~ 177.7
Wide Dynamic Range	✔	✔
Back Light Compensation	✔	✔
Auto Gain Control	✔	✔
White Balance	✔	✔
Electronic Shutter Range	1/1 s–1/30,000 s	1/30000s ~ 1s
S/ N (Signal/ Noise) Ratio dB	>55dB	? 55
Digital (DSP)	--	✔
Auto Iris	--	✔
Direct Drive	--	✔

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