Loading... Please wait...The Temple Transducer is a headset that does not cover the ears, is lightweight, and comfortable to wear. It uses bone conduction in order to listen to radio traffic. Temple Transducer (2 Prong) for use with Motorola CP110, BPR40, CP125, CP150, CP200, CP200XLS, CT150, CT250, CT450, CT450LS, P1225, SP50, VL130, PR400.