Features:12 pins, 12 ways, spring load design, push type speaker terminal board.This spring loaded terminals ensure a solid connection and make wire hookups a put.Specilized design to your custom speakers or speaker upgrades for speaker cable connecting. Specifications:Rated Load: AC 50V / 3AContact Resistance: <= 0.03 OhmInsulation Resistance: >= 100M OhmActuating Force: 1 KgfFit Cable: AWG24-16Color Polarity Coding: Red/BlackSize: 90mm x 30mm x 29mm / 3.54" x 1.18" x 1.14"(L*W*H)Mounting Hole Distance: 83.5mm / 3.29"Pin Distance: 13mm / 0.51"Pin Width: 1.2mm Package Contents:3Pcs x Speaker Terminals