Convenience featuresVIERA Link ™ "HDAVI Control ™"Basic featureSimultaneously control all Panasonic "HDAVI Control" equipped components usingone button on the TV remote. Enjoy additional HDMI Inter-Operability with compatiblePanasonic products. This TV supports "HDAVI Control 5" function. Connections toequipment (Blu-ray Disc player, DVD recorder DIGA, HD Camcorder, Home TheaterSystem, Amplifier, etc.) with HDMI cables enables VIERA Link controls.Available HDAVI Control functionsVersion OperationsHDAVI Control orlaterAutomatic Input Switching Power on link Power off linkDefault speakers Speaker controlHDAVI Control 2 orlaterVIERA Link control only with the TV's remote controlUnselected device energy save (for available equipmentonly)HDAVI Control 3 orlaterProvides setting information (Language, time, etc.)Automatic lip-sync functionHDAVI Control 4 orlaterEnergy saving mode (with Quick Start mode)HDAVI Control 5 Audio Return ChannelAudio Return Channel (ARC) is a function that enables digitalsound signals to be sent via an HDMI cable back from the TVto a connected audio device.129