I am very happy because I have A sony DAV-TZ145 home theatre since last 2 years.ornever issue any technical probelmone thing sarround sound awsome that’s why I love it.5.1 channel home theatre system.5 speakers, all speakers sound very loud or clear.Bass seriously bass omg very sarrounded bass.It is very simple to use.this home theatre new genration HDMI or USB feature I love it.This sony home theatre system only one thing I don’t like it FM system Not Always proper working.overoll I love it I am very Enjoy play songs loudly happy to buy this Excilent Home theatre system.