I n t r o d u c t i o n7immune than others to interference. Please consult your hearing healthprofessional to determine the M-rating of your hearing aid and whether yourhearing aid will work with this device. More information can be found atwww.nokiaaccessibility.com/.■ Radio data systemThe FM radio of the headset supports the radio data system (RDS) technology. RDSallows you to view the name of the selected radio channel on the headset display.RDS also keeps the headset automatically tuned into the selected radio channel aslong as the channel is available in your location. RDS may not work with all radiochannels or in all countries.■ Bluetooth wireless technologyBluetooth wireless technology makes it possible to connect compatiblecommunication devices without using cables. A Bluetooth connection doesnot require that the phone and the headset be in line of sight, but both devicesshould be within 10 meters (30 feet) of each other. Connections can be subjectto interference from obstructions, such as walls, or other electronic devices.The wireless headset is compliant with Bluetooth Specification 1.2 supportingthe following profiles: Headset Profile 1.1, Hands-free Profile 1.0, Advanced AudioDistribution Profile (A2DP) 1.0, Audio/Video Remote Control Profile (AVRCP) 1.0,and General Audio/Video Distribution Profile (GAVDP) 1.0. Check with themanufacturers of other devices to determine their compatibility with this device.There may be restrictions on using Bluetooth technology in some locations.Check with your local authorities or service provider.