- Studied Conductivity This speaker amplifier terminal is made of pure copper to maximize conductivity of the audio signal. Experience clear sound quality and improved performance with every use. It is compatible with a variety of banana plugs, including 4mm banana plugs, making it easy to enhance your audio setup. - Versatile Compatibility Designed to work with multiple connection types, this terminal accommodates 4mm banana plugs, spade terminals, and bare wires. Its versatility makes it a must-have component for any audio enthusiast looking to optimize speaker connections. - Secure Screw Crimping Design The screw crimping method provides a reliable and secure fit for all your audio components. This ensures a stable connection during operation, reducing the risk of sound interruption or disconnection. - Safety Insulation This terminal features solid insulation to minimize the risk of accidental short circuits and ensure safe operation. It is an ideal choice for those who prioritize improving the performance of their audio equipment. Use scenarios - Upgrade a home stereo or bookshelf system to achieve better conductivity and a more stable connection with copper terminals and secure crimping. - Use in DIY speaker projects that require 4mm banana plugs, spade terminals, and bare wire terminations for flexible wiring configurations. - Professional installations or audio room setups where a reliable, versatile, and insulated terminal helps maintain performance and prevents short circuits.