What is a good power cord for a second sister-in-law cd player?

Pure silver. Ordinary cd machines do not need a special power cord, audiophile CD machine itself is equipped with a pure silver or even gold-plated power cord, the audio line is also pure silver.Cd machine is a microcomputer-controlled intelligent high-fidelity stereo audio equipment, using advanced laser technology, digital technology, computer technology and a variety of new components.