• WGGE Banana Plugs Audio Jack Connector, 24k Gold Dual Screw Lock Speaker Connector for a lifetime of use, with a crystal clear signal
• Double screws, when properly fastened, are said to be as effective as soldering, but clearly with much less hassle
• Material:Pure Copper, gold plated, Pure copper made, non-magnetic.
• Accepts wire size up to 4mm. Accepts 8AWG to 20AWG speaker wire
• Double screws locking, no soldering. High quality