573A 4 Way Amplifier Spring Jointing Clamp Test Clip 4 Positions Connector Terminal Push in Jack Spring LoadOOTDTY  Features: Good shock resistance, moisture resistance, heat resistance and good heat dissipation.Single row 4 Pin 4 position speaker terminal, spring loaded.Push release type speaker terminal board.Red and black release tabs, for stable wire connection.Two mounting holes on both end for quickly fixing the block to your project.Specification: Size: 70x24mm/2.75x0.94inchesPackage Includes: 5xSocket Clipnote: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item.