... mini projector with VGA,HDMI,S-video 640*480 resolution and 600:1 contrast rate for home theatre ,business,ktvFeature of ... ) vertical scanning frequency48 - 190 Hz (Depends on the resolution)Video CompatibilityNTSC (3.58/4.43), PAL (B/D/G/H ... bulbRange of applicationsFamily education, KTV entertainment, home theater, game room, etc. Mini LCD 1300 Lumens Projector VGA/HDMI/S-video For Home Theatre