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Type | Left VR | Center VR | Right VR | Note |
VS1 | dimming | dimming | dimming | 3circuit dimming |
VS2 | dimming | dimming | toning | 2circuit dimming and toning |
VS3 | dimming | on/off | toning | 1circuit dimming/toning, 1circuit on/off |
VS4 | dimming | on/off | on/off | 1circuit dimming, 2circuit on/off |
VS5 | dimming | dimming | up/down | 2circuit dimming , screen up/down |
VS6 | dimming | toning | up/down | 1circuit dimming/toning , screen up/down |