... EnglishAppendicesSpecificationsSpecificationsThe specs specified below are subject to change without notice. Regarding the final specs,please refer to Acer accounced marketing specs.Light Valve - Single Chip DLP TM Technology by Texas InstrumentsLamp - 260W User Replaceable Lamp for PD724- 300 W User Replaceable Lamp for PD726Number of Pixels - 1024 pixels(H) X 768 lines(V)Displayable Color - 16.7M colorsContrast Ratio - 2500:1 (Full On/Full Off)Uniformity - 90%Noise Level - 28dB(A)(standard mode / 26dB(A)(ECO mode) for PD724- 30dB(A)(standard mode / 28dB(A)(ECO mode) for PD726Projection Lens - F/2.4~2.6 f=28.0~33.6mm with 1.2X Manual zoom lensProjection Screen Size (Diag.) - 25 to 300 inches DiagonalProjection Distance - 3.94 to 39.43 feet (1.2 to 12.02 meters)Video Compatibility - NTSC 3.58/NTSC 4.43/PAL/SECAM and HDTV compat-ible- Composite video & S-Video capabilityH. Frequency - 31.5kHz~100kHz horizontal scanV. Frequency - 56Hz~85Hz vertical refreshPower Supply - Universal AC input 100-240V ; Input Frequency 50/60HzI/O Connectors - Power: AC power input socket- One DVI connector- One 15-pin D-sub for VGA, component and HDTV signal- One HDMI input for Digital Video input- RS232: For projector remote control- VGA Output: One 15-pin D-sub- Video Input: One Composite video RCA input One S-Video input One set (3 RCA) of component input- USB:One USB connector- Audio Input: One phone jack for audio input- Audio Output: One phone jack for wireless audio output(for PD724W/PD726W only)- Lan Output: One Lan port (RJ45 connector for 10/100MEthernet) (for PD724W/PD726W only)Weight - 7.6 lbs (3.5kg)Dimensions (W x H x D) - 13.9 x 11.10 x 4.68 inches (350 x 282 x 119 mm)Environmental - Operating Temperature: 41~95oF (5~ 35oC)Humidity: 80% maximum (Non-condensing)- Storage Temperature: -4~140oF (-20~60oC)Humidity: 80% maximum (Non-condensing)Safety Regulation - FCC Class B, CE Class B, VCCI-II,ETL, cETL, ETL-GS,C-tick, PSB, PSE, CB Report, CCC