SKmoon (TM) 10pcs X Gold Plated Insulated Terminal Binding Post Power Speaker Amplifier Dual 2-way Banana Plug Jack Socket Dual Female Banana Plug Terminal Binding Post for Speaker Amplifier Size: 41*33*15mm(L*W*H) Quantity: 10PCS Package includes :10 x Terminal Binding Postp :10 x Terminal Binding Post This connector is made by pure copper(Non-magnetic). Color coded plastic insulation jacket, for easier recognition Screws locking, no Soldering