Wave Series: TLK100, TLK110. Wired Swivel Earpiece with Inline Push-to-talk and Microphone for Two-Way Radio. This earpiece provides clear voice transmission and excellent focused sound quality. Fit Motorola S4000, SL7000, SL8000 Series Radio including SL4000, SL4010, SL4000e, SL4010e, SL7550, SL7550e, SL7580, SL7580e, SL7590, SL7590e, SL8050, SL8550, SL8550e.
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