3, physical resolution
Projector resolution has physical resolution and the biggest resolution, physical resolution is the biggest resolution that shows its can support truly, it is the one great important performance of projector physics function, and the biggest resolution is to pass certain technology to come OK and compatible resolution. At present the projector majority of 5000 yuan of less than uses SVGA (800 × 600) resolution, and the business affairs projector of 5000 yuan of above is most use XGA (1024 × 768) resolution. If the budget compares sufficient condition to fall, the author is recommended buy XGA projector, after all resolution is higher, mean when projectile big picture, picture is more clear.
4, wireless and umbriferous
Develop as business affairs projector, the wireless function adoption on projector is increasing also, its can come true not only wireless and umbriferous, leave out is numerous the trouble of projector wiring, can be in more many use between optional switch, make business affairs demonstrates more convenient freely, nevertheless this kind of projector still is not the mainstream temporarily, because this is in,price respect wants than common projector a few more expensive, the user with enough budget can consider to buy this kind is umbriferous.
5, other function
Of business affairs projector special and umbriferous very powerful, basically have close immediately machine, fast switch on the mobile phone, network monitoring, mobile memory is umbriferous wait for numerous function. Close immediately among them machine is OK saying to demonstrate to broad shift is a very great help for the user, common projector, close machine hind to want to wait a few minutes commonly, the ability after waiting for umbriferous bulb quantity of heat to drop off unplugs power source, and have the projector that involves machine function immediately, OK and umbriferous after be over direct dump, very convenient. In special function respect, the user can need according to his, the choose and buy suits his projector more.