NMEA 2000 Single Device Backbone Starter KitBasic starter kit for adding a new NMEA 2000 network to your boat.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. Specifications:Data Interface: NMEA 2000Box Dimensions: 3″H x 7″W x 7″L WT: 1.9 lbsUPC: 091887991338