3M's 1780 Overhead Projector has a convenient lamp changer that keeps your meetings going even if the bulb burns out. A doublet lens produces crisp, clear images and the closed head keeps dust and fingerprints off the lens The projector produces 2,500 lum
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Cable Length: |
20' |
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Diameter: |
2" |
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Frequency Response: |
70 Hz - 14 kHz |
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Plug: |
XLR |
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Shipping Method: |
UPS |
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Type: |
Unidirectional |