This Recommendation defines the essential electromagnetic compatibility (EMC) requirements for radio telecommunication terminal equipment and ancillary accessories; such as mobile terminals@ the devices developed under the standards of Bluetooth@ and wireless fidelity (Wi-Fi). This Recommendation also describes the test conditions for emission and immunity testing. Methods of measurement and limits for emissions@ test methods and levels@ performance assessment@ and performance criteria for immunity tests are also specified. If there is an ITU-R provision@ it takes precedence to this Recommendation.