The ViewSonic PJD5123 is a high-performance SVGA 800x600 DLP projector with 2700 ANSI lumens and 3000:1 contrast ratio. With new slim design at only 3.2 inches high, makes it ideal to move from room to room on the campus or throughout the office. This projector offers a variety of hardware and software features including multiple PC and video input options, 1.1x manual optical zoom, auto vertical keystone correction, 120Hz/3D-ready, support HD video signal and integrated speaker. Filter-less design and energy-saving Eco-mode provide for easy maintenance and longer product life. The PJD5123 lightweight design is ideal for tabletop use or ceiling mounting in both classrooms and corporate offices. Display: - Type: 0.55" Digital Micromirror Device (DLP) - Resolution: SVGA 800?600 (Native) - Lens: 1.1? Manual optical zoom / Manual optical focus - Keystone: Vertical digital keystone correction: +/– 40 degrees - Display size: 27"–300" / 0.7m–7.6m - Throw Distance: 3.9' - 36' / 1.2m - 11m - Throw Ratio: 1.97–2.17:1 - Lamp type: 180W - Lamp life (normal/eco-mode): 5000 / 6000 hours - Brightness: 2700 ANSI Lumens - Contrast Ratio: 2000:1 (typ), 3000:1 (dynamic) - Aspect Ratio: 4:3 (native), 16:9, 16:10, auto - Color Wheel: 6-Seg RGBCYW / 7200rpm - Color Depth: 24 bits, 16.7M Colors (8+8+8) Input: - Computer and Video: NTSC M (3.58 MHz), 4.43MHz, PAL (B, D, G, H, I, M, N, 60), SECAM (B, D, G, K, K1, L), SD 480i and 576i, ED 480p and 576p, HD 720p, 1080i and 1080p - Frequency: Fh: 31–100KHz, Fv: 50–120Hz Connector: - Audio Input: 3.5mm mini jack - Audio Out: 3.5mm mini jack - RGB Input: 15-pin mini D-sub (x2) - Composite Input: RCA jack - S-Video Input: 4-pin mini-DIN - Component: 15-pin mini D-Sub (shared with RGB) (x2) - RGB Output: 15-pin mini D-sub - Control: RS-232 (DB-9) Noise: - Normal: 32dB - Eco-mode: 30dB Physical: - 11.2 ? 3.2 ? 9.2 (in) / 284 ? 82 ? 234 (mm)