This is the world’s smallest projector and it not hold onto slightly uncertain title at mini-projectors are collecting up these days, the Hong Kong- based Earth Trek mini projector gadget has however gone out and proclaimed its new 90-805R projector may be the world’s smallest projector. It measures is 4 by 2 inches, this projector will be pump out 22-inch in diagonal image. It has SD card slot and 3.5 mm jack for A/V input and no mention about its speaker.

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