? Pro Stage Series ? The Pro Stage Series is designed for on-stage use. Patented nickel-plated single-core connector, fully braided shield, A non-metallic connector barrel reduces signal reflection, a durable PVC jacket protects the core structure, In addition to using ultra-high purity silver solder, we also apply a unique process to ensure smooth signal flow, thereby enhancing the clarity of the tone. * Each cable has a specific direction. Connect the cable from the instrument to the amplifier by following the arrow (?) printed on the connector and cable. *The image shown is I → I. [Asterope Cables] This is an instrument and audio cable developed by Asterope, LLC, a high-end audio brand headquartered in Austin, Texas. Not only does it deliver excellent sound quality in both live performances and recording environments, it also brings out the instrument's natural tone character. Designed and manufactured in the USA, the cable utilizes a patented, ultra-clear, single-conductor connector for superior harmonic and frequency response. The extremely tough yet flexible compressed PVC (polyvinyl chloride) jacket provides excellent core stability and abrasion resistance. Another feature of this cable is that it is directional; by connecting it in the "?" direction from the instrument, you can maximize the cable's inherent potential.