Projector resolution:UHD (3840x2160); Projectors:LCD; Contrast (value : 1):100000; Brighteness (in ANSI lumens):3000; Interface:HDMI, USB 2.0; Mounting:On the Table, On the Ceiling; Equipment:Zoom, Remote Control, Speakers, Zoom

Projector resolution:UHD (3840x2160); Projectors:LCD; Contrast (value : 1):40000; Brighteness (in ANSI lumens):3000; Interface:HDMI, USB 2.0; Mounting:On the Table, On the Ceiling; Equipment:Zoom, Remote Control, Speakers, Zoom

Projector resolution:HD 1080 (1920 x 1080); Projectors:LCD; Contrast (value : 1):16000; Brighteness (in ANSI lumens):4000; Interface:HDMI, VGA, Composite, Component, USB 2.0, 3.5mm Jack, LAN, MHL; Mounting:On the Table, On the Ceiling; Equipment:Zoom, Remote Control, Speakers, Zoom

Projector resolution:WXGA (1280 x 800); Projectors:LCD; Contrast (value : 1):16000; Brighteness (in ANSI lumens):4000; Interface:HDMI, VGA, Composite, USB 2.0, 3.5mm Jack, LAN; Mounting:On the Table, On the Ceiling; Equipment:Zoom, Remote Control, Speakers, Zoom

Projector resolution:UHD (3840x2160); Projectors:DLP; Contrast (value : 1):2000-5000; Brighteness (in ANSI lumens):1000-2000; Interface:HDMI, USB 3.0, WiFi; Mounting:On the Table; Equipment:AndroidTV, Korekce lichoběžníku manuální, Remote Control, Speakers, Zoom; The lamp life (in hours):15000-30000

Projector resolution:UHD (3840x2160); Projectors:DLP; Contrast (value : 1):3000; Brighteness (in ANSI lumens):5000; Interface:HDMI, USB 3.0, WiFi; Mounting:On the Table; Equipment:Zoom, AndroidTV, Korekce lichoběžníku manuální, Remote Control, Speakers, Zoom