Arrowmax AEH3000-M12 Swivel Style Braided Cable Earpiece Style Lapel PTT Compatible with Motorola Two-Way Radios SL7550e SL7580 SL300 SL3500e SL4000 SL8550e SL1K TLK100 DLR110 Curve. Fit Motorola S4000, SL7000, SL8000 Series Radio including SL4000, SL4010, SL4000e, SL4010e, SL7550, SL7550e, SL7580, SL7580e, SL7590, SL7590e, SL8050, SL8550, SL8550e.
eBay