RAD3 – Dual XLR Line Inputs on August 30, 2015 | Marketing Team A RAD3 provides two balanced line inputs on XLR connectors. The RAD3 mounts in a standard 2-gang US electrical box. It is available in white, ivory, or black, with a matched Decora™ plate cover included. Order model RAD3W for white, RAD3I for ivory, and RAD3B for black. RAD3 Dual Balanced Line Inputs Data Sheet (200k)