Comes with the correct power supply for seamless operation.

Using this Williams Sound WaveCAST WF R1 Wi - Fi Receiver is easy. First, connect it to the correct power supply that comes with it. Plug the power supply into a suitable electrical outlet and then connect it to the receiver. When using, make sure the area has a stable Wi - Fi signal. Keep the receiver away from heat sources and moisture to prevent damage. To maintain it, clean the exterior with a soft, dry cloth regularly. Avoid using harsh chemicals or abrasive materials. If you encounter any problems, contact customer support for assistance.