S.C. Code Ann. § 17-30-55
(A) Except as otherwise specifically provided in this chapter, any person is guilty of a felony and, upon conviction, must be fined not more than five thousand dollars or imprisoned not more than five years, or both, who intentionally:
(B) It is lawful under this section for the persons listed in items (1) and (2) of this subsection to send through the mail, send, or carry in intrastate, interstate, or foreign commerce or manufacture, assemble, possess, or sell any electronic, mechanical, or other device, knowing or having reason to know that the design of the device renders it primarily useful for the purpose of the surreptitious interception of wire, oral, or electronic communications.
The persons to whom this subsection applies are: