Motorcycle helmet communication cable

A motorcycle helmet communications cable comprising:

• a flexible length of audio cable having a spiral shield, a plastic jacket, and at least three internal wire conductors;
• a first stereo plug attached to one end of said audio cable and a second stereo plug attached to a second end of said audio cable;
• said first plug including a shaft having a first contact formed at the tip of the shaft with a second co-axial contact, a third co-axial contact and a fourth co-axial contact sequentially arranged along the shaft and separated by insulating spacers, said first plug being sized for operatively engaging co-operating contacts in the auxiliary input jack of the “CHATTERBOX” HJC-GMRS X1 rider-to-rider motorcycle helmet communication system;
• said second plug including a shaft having a fifth contact formed at the tip of the shaft with a sixth co-axial contact and a seventh co-axial contact extending along the length of the shaft and separated by insulating spacers, said second plug being sized for operatively engaging co-operating contacts in the hands-free input/output jack of cellular telephones;
• wherein said second contact of said first plug is connected by a first wire conductor to said sixth contact of said second plug, said third contact of said first plug is connected by a second wire conductor to said fifth contact of said second plug and said fourth contact of said first plug is connected by a third wire conductor to said seventh contact of said second plug.