Product Preview:- This is not a professional multimedia projectors for school education.- GP7S Is a new design, Incredible low-cost direct shipping, 12PCS led Bulbs can display 100lms brightness.- Native 480x320Pixels support 1080P (Full HD) Dynamic Image for home theater.- with HDMI Port x1, USB / SD Port x1, VGA Port x1 and Conventional audio and video port, VGA port is Just basic function.- the GP7S not replace multimedia educational projectors, If you connect to a computer, it will not provide the best Text Effects.- and the GP7S new design was inspired by other ODM Customized customers feedback.Parameters:Life: 12Pcs LED,20K Hrs LifeBrightness: 100lmsContrast Ratio: 300:1,Dynamic up to 10KI/O(Input/Output): HDMI x1;SD/USB x1;Audio x1,RCA/VGA in x1;Video out x1Imaging System: Single LCD Panel DisplayNumber of Pixels: 480x320x3Throw Ratio: 1.16:1Keystone correction: n/aLens: Manual Lens&Focus Projection method: Front, rear .Power supply: 12V & 2A power adapterPower consumption: 32WFan noise: as low as 31 dBaSpeaker: 8Ω, 2 W x2 stereoDimension (WxHxD): 12.7x12.6x5.6cmProduct weight: 0.5kg