i have a home cinama system that is about 10or11 years old the speakers i have are NHT model VT-1.2 to the front and MIRAGE OM-R2 to the back and i have a REL Q150E sub would this speaker package do for a moden day A/V receiver or would i have to update speakers as well. the av i am looking at is the sony STR-DA5400ES?