[. . . ] Follow the instructions carefully and carry them out in their correct order. Disconnect the supply before making or breaking connections to the batteries. We recommend you disconnect the unit from the mains power supply during storms. [. . . ] If your unit is cold and you wish to use it in a warm room, wait until any condensation on the unit evaporates by itself before you switch it on. You must only clean your unit using a soft cloth soaked in a neutral detergent. You may damage your unit if you use solvent or an alcohol-based product. THOMSON declines all liability for any use that does not comply with this instruction notice. Its range of operation corresponds to the typical use of such products. See illustration (B) inside for its range of operation and then follow the instructions in this leaflet. Your headset is fully autonomous thanks to two AAA batteries that you need to install in each earpiece of the headset. ) taking care to aim the LED diodes in the direction of the area where you will be listening and taking care that there are no intervening obstacles (objects, people, animals, etc. 3 Plug the AC-DC (3) plug into the DC IN of the transmitter (1) then plug the adaptor into a 230 V, 50 Hz mains socket. 1 Slide out the rubber foam from each earpiece sufficiently to install two AAA batteries, taking care to place them pointing in the correct direction, so that the polarity is respected. OUT (4) cable from the transmitter (1) into the headseat (10) and place the ON/OFF button on the headset (8) to OFF. The rechargeable batteries must be fully charged for 20 at 24 hours before use. After the unit has been charged for the first time, it must be charged for approximately 12-14 hours. Non-rechargeable batteries may be used in place of the rechargeable batteries. [. . . ] Before disposing of rechargeable batteries, ask your distributor if they can be recycled and if he collects them. 1 Turn on the equipment that you wish to listen to and adjust its volume level accordingly. For correct operation ensure that the sound level of the source (headset plug) is sufficient. [. . . ]