| Specifications | | Aspect Ratio | 4:3 (Supports 16:9, 5:4) | | Audio Output | 1W Monaural | | Brightness | 2200 lm | | Ceiling Mountable | Yes, Hardware Not Included | | Color(s) | White | | Connector/Port | USB 2.0 Connector Type B (for mouse, keyboard, and video display), USB Connector Type A (for DSC, USB memory) | | Contrast Ratio: | 400 @ 1 | | Controls | Remote Control | | Depth | 7.60 in | | Display Modes | XGA | | Focal Length | 23.7mm to 28.5mm | | Focal Ratio | 1.6 to 1.77 | | Height | 3.10 in | | Keystone Correction | Automatic, +/- 30° Vertical | | Lamp Life | 2,000 Hours (High Brightness Mode), 3,000 Hours (Low Brightness Mode) | | Lamp Type | 170W UHE | | Model | PowerLite 1705c | | Network | Ready | | Network Type | 802.11g a/b/g wireless | | Replacement Lamp | V13H010L38 | | Resolution (Native) | 1024 x 768 Pixels | | Reverse/Invert | No | | Screen Size: (Projected Distance): | 30" - 300" (3.2' to 39.7') | | Sync Range | 15 KHz to 92 KHz Horizontal, 50 Hz to 85 Hz Vertical | | Technology | 3LCD | | Video Output | HDTV 1080i, HDTV 480i, HDTV 480p, HDTV 720p, M-PAL, N-PAL, NTSC, NTSC 4.43, PAL, PAL 60, SECAM | | Weight | 3.70 lb | | Width | 10.70 in | | Zoom | 1.2x Manual | | Zoom Ratio | 1:1.2 | | Zoom Type | Manual | |