Sony adds three more speakers to its ULT lineup, bass boost button included

Engadget has been testing and reviewing consumer tech since 2004. Our stories may include affiliate links; if you buy something through a link, we may earn a commission. Read more about how we evaluate products . Last year, Sony rebranded its portable speaker lineup under the ULT umbrella with new models classified as either Field or Tower. The former are the more "traditional" Bluetooth options while the latter are the party box, karaoke machine sort of devices. Just like 2024, the company has three new entries in the ULT lineup this time around with the ULT Field 3, ULT Field 5 and ULT Tower 9. Those first two fill the mid-range gap between the current ULT Field 7 and ULT Field 1 while the last item is a smaller alternative to the ULT Tower 10. The ULT Field 3 will replace the SRS-XE300. As the name suggests, Sony's ULT button is among the updates, a control that adds instant access to ULT1 mode for bass boost. The company also expanded the customizable EQ and added its Sound Field ... Read full article.