Photo 1 of ViewSonic TD2421 24 Inch 1080p Dual-Point Optical Touch Screen Monitor with HDMI and DVI, Black

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Photo 1 of ViewSonic TD2421 24 Inch 1080p Dual-Point Optical Touch Screen Monitor with HDMI and DVI, Black Photo 2 of ViewSonic TD2421 24 Inch 1080p Dual-Point Optical Touch Screen Monitor with HDMI and DVI, Black Photo 3 of ViewSonic TD2421 24 Inch 1080p Dual-Point Optical Touch Screen Monitor with HDMI and DVI, Black Photo 4 of ViewSonic TD2421 24 Inch 1080p Dual-Point Optical Touch Screen Monitor with HDMI and DVI, Black