Experience powerful, balanced sound with Sony’s ULT FIELD 7 portable speaker. Bluetooth 5.0 delivers crisp audio, while a 30‑hour battery keeps the party going. IP67 rating makes it water‑ and dust‑proof, and built‑in LED lighting adds visual flair. The X‑Balanced driver system ensures deep bass without distortion, and a mic input lets you host karaoke or voice chats on the go.