PREMIUM BRASS MATERIAL: The locking banana connectors are made of high quality brass material, durable, corrosion resistant, stable performance, long service life.
WIDE APPLICATION AND COMPATIBLE: Suitable for speaker wire, AV receiver, amplifier, surround sound, banana wallboard. Can accommodate up to 7mm/0.3in of speaker internal cable
HIGH END RHODIUM PLATED PROCESS: Rhodium plated layer can protect plug body from external oxygen corrosion, rhodium plated, good contact and wear resistance.