User manual PANASONIC RP-WF850

[. . . ] -- The closed-seal earpieces have drive units inside with diameters of 40 mm, enabling reproduction of powerful sounds. Has a comfortable headband which can be easily adjusted. This product may receive radio interference caused by mobile telephones during use. Restriction of use For use only in the countries listed on page 14. [. . . ] Insert the two rechargeable batteries (included) into the left hand earpiece (L). Disconnect the AC adaptor from the household mains socket if the unit is not going to be used for a long time. The unit is in the standby condition when the AC adaptor is connected. the primary circuit is always "live" as long as the AC adaptor is connected to an electrical outlet. Note The OPR/CHG indicator lights in red when the transmitter receives input. It does not light just by connecting the transmitter to an AC power source. Note Under optimum conditions, the headphones can pick up clean signals from the transmitter to a maximum of 100 meters. Metal between the two units and the presence of other radio waves can cause interference to occur at a shorter distance. This interference can be cleared by moving closer to the transmitter, removing the obstructions, or changing the transmission frequency ( see page 12). You may occasionally experience interference due to dead spots in the area covered by the transmitter. This phenomena occurs with any kind of radio signal and is not a malfunction. Dead spots can be moved by moving the transmitter and the headphones. Turn on the unit the transmitter is connected to. Turn the volume on the sound source up as much as possible without causing distortion. Sound is more susceptible to noise interference when the source volume is set to low. If there is interference, turn the [TUNING] dial to reduce it. See page 12 for more detailed instructions on how to reduce interference. Turn off the unit the transmitter is connected to. Note Avoid listening for prolonged periods of time to prevent hearing damage. Discontinue use if you experience discomfort with the headphones that directly contact your skin. Continued use may cause rashes or other allergic reactions. When audio signals are supplied, the transmitter's power is turned on (The OPR/CHG indicator lights in red. [. . . ] Germany This product is intended to be used in the following countries. To clean this unit, wipe with a soft, dry cloth. Never use alcohol, paint thinner or benzine to clean this unit. Before using chemically treated cloth, read the instructions that came with the cloth carefully. [. . . ]