Features: _x000D_ This terminal box with 4 mounting holes is designed for DIY applications, where a replacement of the original speaker board is required. _x000D_ Simple installation, it is used to install on the backside of the speaker as an amplifier. Support direct wiring, Y fork, straight banana head and bent banana head. _x000D_ Pure copper plated wiring terminal, beautiful and high quality, effectively avoid from corrosion and rustiness. _x000D_ 3MM thicken base plate for reducing the resonance of wire box. _x000D_ Wide compatibility, can be used to diameter below 5mm of cable, or Banana head plug, suitable for home, hotel, hall or the other places you want to set a speaker. _x000D_ _x000D_ _x000D_ Specifications: _x000D_ Color: Black _x000D_ Material: ABS Base + Copper Terminal _x000D_ Mounting Holes: 4 _x000D_ Base Plate Thickness: Approx. 3mm _x000D_ Screw Holes: Approx. 4.8mm _x000D_ Wiring Terminal Hole: Approx. 3.8mm _x000D_ Binding Post Diameter: Approx. 12mm _x000D_ Size: Approx. 96 x 122 x 36mm / 3.8 x 4.8 x 1.4in _x000D_ Package Weight: 121g _x000D_ _x000D_ Package List: _x000D_ 1 x Speaker Terminal Box (Speaker is NOT included.) _x000D_ 1 x Screws Kit 1This terminal box with 4 mounting holes is designed for DIY applications, where a replacement of the original speaker board is required. 2Simple installation, it is used to install on the backside of the speaker as an amplifier. Support direct wiring, Y fork, straight banana head and bent banana head. 3Pure copper plated wiring terminal, beautiful and high quality, effectively avoid from corrosion and rustiness. 43MM thicken base plate for reducing the resonance of wire box. 5Wide compatibility, can be used to diameter below 5mm of cable, or Banana head plug, suitable for home, hotel, hall or the other places you want to set a speaker.