MasterBus USB InterfaceThe MasterBus USB Interface enables you to read and configure the MasterBus network via your PC.General specifications MasterBus powering: yes (when the PC is switched on) Dimensions, hxwxd: 2.6 x 3.1 x 1.3 inch Weight: 0.2 lb Delivered with: USB connection cable, MasterBus cable, MasterBus terminator, manual WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Owner&';s Manual (pdf)