ETC Source Four LED Series 2 Lustr, Light Engine with 25-to-50-Degrees Zoom Lens Tube - White 100082122 as described in these mounting

as described in these mounting instructions

Operating range: 40 Hz to 125 kHz

mutes and key assignments can all be stored and recalled at the touch of a button

Dynamic range: 116 dB @ 1 KHz

ETC Source Four LED Series 2 Lustr, Light Engine with 25-to-50-Degrees Zoom Lens Tube - White 100082122 as described in these mountingETC Source Four LED Series 2 Lustr, Light Engine with 25 to 50 Degrees Zoom Lens Tube White The Source Four LED Series 2 revolutionizes LED lighting. With optimized arrays and finely tuned electronics, Series 2 offers a combination of light quality and output that cannot be matched. Source Four LED Series 2 Lustr luminaires are based on the x7 Color System, utilizing seven colors including high output lime to achieve true, usable broad spectrum color