The PH1202HL supports a maximum resolution of 4096 x 2160. That's over twenty-eight times the resolution of a 640 x 480 (VGA) data projector, which is the most common resolution supported by data projectors of this spec and age. 640 x 480 (VGA) is also supported by this multimedia projector. In addition, this projector support supported graphics resolutionss of 2048 x 1080, 1920 x 1080 (HD 1080) and 1920 x 1200 (WUXGA) and 2560 x 1600 (WQXGA).
A 4096 x 2160 supported graphics resolutions is actually the best supported resolution across all similar spec data projectors that came out around the same time as the PH1202HL.
The worst supported resolution amongst similar types of data projector is 640 x 480 (VGA).