The WD570U creates a new intermediate category in Mitsubishi Electric's line-up of high-performance portable projectors. Placing a focus on greater operation ease, an advanced user-friendly display has been newly added to ensure convenience and simplicity when giving presentations. Other unique features include USB and Internet ports for trouble-free, direct connection to video sources, making these projectors ideal for use in classrooms and meeting rooms. Many non-authentic, non-OEM lamps can stop functioning within 6 to 12 months whether the projector has been used or not. Generic lamps may produce a darker or brighter image than an OEM lamp. Non-authentic lamps die more quickly because of inferior build quality, when the gas sealed within the lamp begins to leak. Also, the lamp can be b.
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