20pairs Gold Plated Banana Plug Connectors Durable and Double Screw

Solder banana plugs-- color: black, red. material: durable metal and abs. size: 4mm; Outlet plugs-- widely used to ensure a tighter connection of a speaker wire to the binding post in the back of the speaker or in the back of the audio receiver; 4mm banana plugs-- create your own charger adapters with these gold plated 4mm banana plug connectors; Banana plugs for speaker -- the screw on the side physically secures the in the adapter while also ensuring electrical conductivity without the need to; Plugs for outlets-- double screws locking, without crimping or soldering

What's in the box
20 x Audio & Video Cable Adapters & Couplers