Material: Plastic, with corrosion-resistant gold-plated connectors Dimensions: 86mm x 86mm Banana plug diameter: 13 mm Inner hole diameter: 4 mm Color: White; Weight: 55g Reliable, convenient and durable Same front and back connections, two golden sockets for banana plugs The speaker can be directly connected or connected with a cable Package Contents: 1 x socket Contains only the above packaging content, excluding other products. Note: Light and different displays may cause the color of the items in the picture to be slightly different from the real color. The measurement tolerance is +/- 1-3cm.