Features:

Material: 4N (99.99%) Pure Red Copper (Precision Machining, Integrated Molding.)

Resistivity Comparison: 

Material	Sterling silver	Red Copper	Gold	Brass
Resistivity(Ω.m)	0.0165	0.0180	0.0240	0.0710

Come with Heat Shrink Tubes.

Color: Gold Plated

Note: Pure Red Copper was something soft metal; please do not tighten the screws vigorously  to avoid slippage.

Package includes:
4x 2mm angle banana Plugs
4x Heat Shrink Tubes