*ONLINE ONLY. Ship to store FREE! During checkout select ''Store Pick-up Pay Now'' as your delivery option.* LG Sound Bar Speaker - Placement: Wall Mountable - Yes - Wireless Speaker(s) - Black. Dolby Digital - Bluetooth - Wireless Sound Sync, Remote, LPCM. The sound starts the moment you send audio to it. The bar sleeps but when audio is sent via Bluetooth the unit wakes and plays. Adaptive Sound Control is LG's unique or differentiated voice enhancing technology. It actively analyzes the vocal levels in real time. LG Auto Sound Engine optimizes the audio at every volume level keeping the frequencies accurate in the right places.This delivers the correct sound balance no matter the sound volume.