A:AnswerThis Alto 3 can be connected via Optical, AUX, or Bluetooth depending on what your TV supports. Hope this helps! Thank you, TCL Customer Support
A:AnswerThe majority of our customer report a good experience with the sound quality of this soundbar. Hope this helps! Thank you, TCL Customer Support
A:AnswerYou can visit https://www.tcl.com/us/en/products/sound-bars/alto-3/alto-3-2-0-channel-sound-bar-ts3100 for all currently available information on this soundbar. Hope this helps! Thank you, TCL Customer Support