BenQ MX750, 3000 ANSI lumens, 48 - 120 Hz, 1.6:1, RS-232, NTSC, PAL, SECAM, Black BenQ MX750. Projector brightness: 3000 ANSI lumens, Vertical scan range: 48 - 120 Hz. Zoom capability: 1.6:1. Serial interface type: RS-232. Compatible operating systems: NTSC, PAL, SECAM. Product color: Black