Dual Radios to Headset Coil Cord Adapter for Crew Chief and Race ControlDual Radios to Headset Coil Cord Adapter for Crew Chief and Race Control allows the connection of one's team radio and a race control monitor radio to their crew chief headset. This is done with a 5 pin splitter that supports connection of two handheld radios to a single headset, thereby enabling the monitoring of two different channels simultaneously. The adapter's length is 27in when coiled and approximately 36in when uncoiled.