Fits Radio Type is as follows;

Motorola 3.5rx/2.5mm twin pin connector (8mm pin spacing) GP Series & XTN446

This is the FULL Face Helmet Headset for Radios listed above 

• Flush mount earpieces
• Boom Microphone
• Easy fit Velcro inside your helmet
• Waterproof Handlebar mounted PTT (Press To Talk) Switch
• Easy disconnect wiring loom for safety and convenience.