- 22 -simultaneously except USB Flash Memory.● Use USB 1 port for connecting the Communication Camera.● Some USB devices or USB HUB may not be used with this TV.● You cannot connect any devices by using USB card reader.● Additional information for the devices may be on the following website.(English only)http://panasonic.net/viera/support■ To listen with speakersDIGITAL AUDIOOptical digital audio cableAmplifier with speaker system● To enjoy the sound from the external equipment in multi-channel sound(e.g. Dolby Digital 5.1ch), connect the equipment to the amplifier. For theconnections, read the manuals of the equipment and amplifier.■ HeadphonesHeadphone jackM3 stereo mini plugHeadphones● To adjust volume, set Headphone Volume.Settings Sound Volume settingsWatching external inputConnect the external equipment (VCRs, DVD equipment, etc.) and you canwatch through the input.1. Display the input selection menu with AV2. Select the input mode connected to the equipment with / and pressOK to watch (The selected mode is displayed on the top left of the screen)