RoHS stands for Restriction of Hazardous Substances. RoHS, also known as Directive 2002/95/EC, originated in the European Union and restricts the use of specific hazardous materials found in electrical and electronic products (known as EEE). All applicable products in the EU market after July 1, 2006 must pass RoHS compliance. The substances banned under RoHS are lead (Pb), mercury (Hg), cadmium (Cd), hexavalent chromium (CrVI), polybrominated biphenyls (PBB), polybrominated diphenyl ethers (PBDE), and four different phthalates (DEHP, BBP, BBP, DIBP). RoHS NEC M402H, 4000 ANSI lumens, DLP, 1080p (1920x1080), 10000:1, 16:9, 30 - 300" NEC M402H. Projector brightness: 4000 ANSI lumens, Projection technology: DLP, Projector native resolution: 1080p (1920x1080). Light source type: Lamp, Service life of light source: 3500 h, Service life of light source (economic mode): 8000 h. Focus: Manual, Focal length range: 18 - 30.6 mm, Aperture range (F-F): 2.4 - 3.2. Analog signal format system: NTSC, NTSC 4.43, PAL, PAL 60, PAL M, PAL N, SECAM, Supported graphics resolutions: 720 x 480, 720 x 576, 832 x 624, 1152 x 870, 1280 x 960, 1600 x 900, 1024 x 768 (XGA), 1152 x 864..., Supported video modes: 1080i, 1080p, 480i, 480p, 576i, 576p, 720p. Serial interface type: RS-232, USB connector type: USB Type-A, USB Type-B http://www.tomsitpro.com/articles/nec-m402h-presentation-projector,2-914.html With a bright sharp DLP light engine, NEC's value-priced presentation projector, the M402, is sure to liven up your big screen presentations.When you need your presentation to have maximum impact, the bigger the screen the better. Flat panels work well up... Light output, Portability, Sharp image, Signalhandling, Value No calibration controls, No lens shift Selling for less than $2000, the M402H represents a high-quality entry-level option for small to medium spaces looking for a big-screen image. With easy portability, corporate warriors can easily bring maximum impact to their presentations with a two-mi... https://www.crn.com/reviews/components-peripherals/300076284/review-nec-m402h-more-than-just-a-projector.htm NEC Display Solutions in September began shipping the M402H , a 4,000-lumen DLP projector to the company's already lengthy list of NEC digital projectors . This one has full HD resolution and supports 3-D, HDMI copy protection, direct USB input, centraliz... https://www.pcmag.com/reviews/nec-display-solutions-np-m402h For most purposes, the 1080p resolution in a data projector like the NEC Display Solutions NP-M402H ($1,849) would be overkill. If you need to show fine detail in complex images, however, or show lots of information at once, high resolution is essential. ... Bright. High 1,920-by-1,080 resolution. Nearly-rainbow-free data images. Rainbow artifacts show frequently enough with black-and-white video to be bothersome for people who see them easily. Significant crosstalk and motion artifacts with 3D The NEC Display Solutions NP-M402H projector delivers a 1080p image for showing fine detail, plus enough brightness for a large image even with ambient light....