The heavy low-pitched sound of a movie or music is reinforced. - low rank output which is a subwoofer which raises presence and force is an original design which can be finely stored in the woofer unit -TV rack of the - reproduction zone:30~160 Hz - 16-cm caliber which is 75W (every - length is [ every width ] possible) - it is the original technology of YAMAHA. - to which the technology "A-YST II system" which reproduces low-pitched sound corresponds to the system power linkage with - "digital sound projector" series which outputs clear and high-quality heavy low-pitched sound It is - power consumption:45W [ connectable with TV ] with the output terminal of a subwoofer.