Compare Siqura MD20 with HSD628EXP (2)

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	Siqura Siqura MD20	Siqura HSD628EXP
	Contact manufacturer	Contact manufacturer
Chip Inch Size	1/4	1/4
Colour Type	Colour / Monochrome	Colour / Monochrome
Resolution TVL	470	540
Dome Type	Continuous Rotation	Continuous Rotation
Sensitivity lux	0.1	0.01
Digital (DSP)	✔	✔
Indoor/Outdoor	Indoor	Outdoor
Mount Type	Wall	Ceiling, Wall
Voltage	12 VDC, 24 VAC, PoE	24 V AC
Focal length	4.0 ~ 48.0	3.4 ~ 122.4
Rotation Angles^o	720 pan, -10 ~ 100 tilt	360 pan, -10 ~ +190 tilt
Presets	256	256
Compression	MPEG-4, M-JPEG	H.264, MPEG-2, MPEG-4 and MJPEG
Back Light Compensation	✔	✔
Auto Gain Control	✔	✔
White Balance	✔	✔
Electronic Shutter range	1/50 ~ 1/10	--
Synchronisation	Internal	--
Signal Mode	PAL, NTSC	PAL, NTSC
Built-in IR LED	✔	✔
Pan Speed ^o/ sec	--	0.5 ~ 90
Tilt Speed ^o/ sec	--	0.5 ~ 90
S/ N (Signal/ Noise) Ratio dB	--	>50

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