Aurix ER-3A Insert Earphone Set – Paired (1 Right and 1 Left ear) with cable SKU: ER3-A-AUX Category: Spare Parts Related products Aurix Amplifier Lead Cable Read more Replacement Front Tubes for ER-3A Insert Earphone – Set of 2 Right (red) and 2 Left (blue) tubes Read more Aurix ER-3A Insert Earphones Paired with cable, impedance tip adapter and Ear Tip Box Read more Aurix Sound Stimulator Read more