1. Positive (Red) and negative (Black) indicators to ensure proper wiring2. Suitable for 4mm banana plugs or spade terminals or bare wire, for speakers DIY wiring3. Total Size: 57mm x 57mm x 27mm (D*H)；Package Contents: 1Pcs x Speaker Box Terminal4. Terminal cup for speaker subwoofer boxes. Gold-plated contacts for optimal signal transfer.5. Easy installation with screws locking and easy to use. Compact, reliable and durable.
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