Earpiece, Surveillance Kit, Material Polycarbonate/Metal, Length (In. ) 6-51/64, Width (In. ) 51/64, Height (In. ) 21/64, Includes Transparent Tube with Coiled Cord and Rubber Earbud, Metal Clip, In-Line Microphone, Push-To-Talk Switch, For Use with XPR3300, XPR3500 Series Radios '