12 Pieces Banana Jack Binding Post Keystone Jack Insert, Black and Red Rings Audio Speaker Keystone Connector Screw Type Inline Coupler for Wall Plate Outlet Panel

Practical and convenient: these banana keystone jack inserts with red and black rings offer users a secure and rapid way to connect a speaker cable to your audio devices, bringing considerable convenience to every user.
Quality keystone insert: the binding post terminals are gold-plated, feature chemical resistance, heat resistance, non-toxic and odorless; When upgrading or remodeling, the solid snap-in structure of the banana keystone jack inserts can be removed and relocated with ease.
Adjustable thumb screws: the keystone audio binding post has adjustable thumb screws, so that it can be used with banana plugs or bare wires; Keystone insert with a ring label connector on both sides provides a tidy installation, suitable for home and office.
Compatibility: binding post keystone jack inserts with rings can work with most standard white keystone wall plates or panels.
Package includes: you will receive 12 pieces of banana jack keystone inserts (6 pairs), along with 16 pieces of RJ45 female adapters and 32 pieces of machine screws in the package, the complete accessories can satisfy your needs for installation and daily use