Sony releases four new products to its 'powerful, bass-heavy' ULT range The lineup includes Tower 9, Field 5, and Field 3 speakers, plus a ULT Mic Prices from $150 (around £120) for the Mic and $200 for the Field 3 speaker Sony is gradually transitioning all of its XBass-prefixed speakers to its "bass-heavy" and "powerful,

All three speakers feature dedicated buttons for activating bass-boosted sound profiles.

Sony has added two new portable and one new tower model to its ULT Power Bluetooth speaker lineup, originally introduced a year ago.