Opticis BR-400, 19? 1RU frame is an ideal solution for Opticis optical module products and the systematic fiber-optic needs to adopt up to 8 units of DVI/HDMI/Displayport optical extenders from Opticis securely in place. Each module slot is connected into a central power bus. Both two(2) power supply frames use 100-240VAC, 50-60Hz of input power, BR-400 for dual powers with load-sharing and redundant backup. Its LEDs are indicated in the front panel for power supply failure. The rack ears of BR-400 are installed on both front and rear up to users? preference.