View cart “Replacement Front Tubes for ER-3A Insert Earphone – Set of 2 Right (red) and 2 Left (blue) tubes” has been added to your cart. Aurix Amplifier Lead Cable$150.00 Aurix Amplifier Lead Cable quantity Add to cart SKU: 100116 Category: Spare Parts Related products Velcro Clips for ER-3A Insert Earphones – 6/pack $12.00 Add to cart Cart with Combo Lock System $1,500.00 Add to cart Aurix Amplifier $1,000.00 Add to cart Aurix Sound Stimulator $795.00 Add to cart