ETC 42550LT 25-Deg-50-Deg Zoom Lens Tube, Black 100808967 you’ve almost certainly run into

you’ve almost certainly run into the shortcomings of most portable live sound speaker systems

made for daily use

8”/351mm (L) x 9

Internal mono speaker

non-fatiguing grip for streamlined handling

ETC 42550LT 25-Deg-50-Deg Zoom Lens Tube, Black 100808967 you’ve almost certainly run intoETC 42550LT 25 to 50 Degree Zoom Lens Tube, Black ETCs 42550LT is a 25 50 zoom lens tube assemblyin Blackdesigned to be used with ETCs Source Four incandescent and LED ellipsoidal light engine bodies. ETCs patented one hand zoom and focus operation makes adjusting the lens simple and quick. But the best part is that Source Four Zoom has all the advantages of the revolutionary fixed focus Source Four: bright even field, cool beam, and amazing