new rm-aau022 replace remote fit for sony home theatre system ht-ss2300 htddw5000 str-dg520 strkm7500 htddwg700 ht-sf2300 str-ks2300New RM-AAU022 Replace Remote fit for SONY Home Theatre System HT-SS2300 HTDDW5000 STR-DG520 STRKM7500 HTDDWG700 HT-SF2300 STR-KS2300