Sommer cable speaker cable sc galileo 238 plus sc galileo 238 plus black sommer cable 200 0271 the sommer cable 200 0271 is a sc galileo 238 plus speaker cable is just like the sc symbiotic speaker cable but more exclusive this is due to the double counter rotating copper spiral shielding and the wire pairs embedded in pvc making it even more flexible the sc galileo 238 plus has two counter rotating spiral shields that were insulated separately with a non conductive foil this separation