Compare TPC-SD2221-T with N44CL52 / N44CL53 (2)

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	Dahua Technology TPC-SD2221-T	Dahua Technology N44CL52 / N44CL53
	Contact manufacturer	Contact manufacturer
Colour Type	Colour / Monochrome	Colour / Monochrome
Sensitivity lux	0 ~ 0.005	0 ~ 0.4
Pan Speed ^o/ sec	0.1 ~ 200	--
Tilt Speed ^o/ sec	0.1 ~ 120	--
Digital (DSP)	✔	✔
Indoor/Outdoor	Indoor/Outdoor	Outdoor
Mount Type	Wall, Pole, Corner	--
Voltage	12 V DC / PoE+	12 V DC, PoE
Focal length	3.5 mm / 7 mm	2.8mm / 3.6mm
Presets	300	--
Compression	H.265; H.264M; H.264H; H.264B; MJEPG	Smart H.265+, H.265, Smart H.264+, H.264
Back Light Compensation	✔	✔
Auto Gain Control	✔	✔
White Balance	✔	✔
Electronic Shutter range	1/1s–1/100000s (auto or manual)	1/3 s ~ 1/100,000 s
S/ N (Signal/ Noise) Ratio dB	>56	> 50
Chip Inch Size	--	1/3
Resolution TVL	--	4MP

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