Marantz RX101 Bluetooth Adaptor The RX101 is an elegant Bluetooth solution for a new generation of Marantz home entertianment components. Now you can add wireless reception from virtually all of your Bluetoothenabled devices. Listen to the files you've carefully collected, not on headphones but through your main home entertianment system! And the Marantz RX101 inlcudes an IR infrared receiver so you can maintain full remote control capability even when your system components are out of sight in a custom cabinet or a hidden closet!