Compact Encoder is needed to be able to set the DMX adress and channel mode for each 3D Vision Panel. Can be operated in battery powered mode or via Power supply. Multivoltage Power Supply 100 V-240 V 50/60 Hz included, Dimensions : (W x L x H): 100 mm x 142 mm x 40 mm / 3.94" x 5.59" x 1.57", Weight: 0,32 kg / 0.7 lbs.