Sony SRSULT30H Wireless Speaker – Bass, Durability, and All-Day Play

The Sony SRSULT30H ULT FIELD 3 Grey is a portable Bluetooth speaker designed for those who need strong audio performance in a resilient form. With ULT POWER SOUND technology and a compact build, this model excels in delivering robust bass and user-friendly features. Portability, ruggedness, and reliable connectivity make the SRSULT30H an excellent option for home, outdoor, or travel scenarios.

Standout Features: Designed for Real-World Use

What sets this instrument apart is the combination of Sony's ULT POWER SOUND with a dedicated ULT button for instant bass boost and a detachable shoulder strap for easy transport. An IP67 rating means it resists water and dust, and Party Connect lets you link multiple speakers for large gatherings.

Portability and Durability – Built to Go Anywhere

Designed to handle both adventures and daily commutes, the SRSULT30H boasts a tough exterior and convenient features. From cycling or skateboarding to relaxing by the pool, this model endures drops, dust, and even full submersion for up to 30 minutes.

• Water/Dust Resistance: IP67 — Both waterproof and dustproof, so you can bring it along to outdoor events without worry
• Drop Test Certified: 1.22 m — Passed military-standard drop tests for added durability
• Carrying the speaker is effortless with the included shoulder strap and subtle storage loops for convenience during travel.

Power and Sound – Built for Bass Lovers

Audio quality is at the heart of this model, with a woofer, tweeter, and dual passive radiators shaping rich sound. The ULT button intensifies bass instantly, and the Sound Connect App provides EQ tuning and firmware updates.

• Bass Enhancement: ULT button — Get more impact with a single touch to boost low-end response
• Speaker Setup: Woofer + Tweeter + Dual passive radiators — Balanced, powerful sound with deep bass
• Personalize your music experience and control settings easily using the Sound Connect App on your device.

Battery Life and Connectivity – All-Day Music Freedom

Ready for extended listening, this instrument runs up to 24 hours on a single charge, and a 10-minute quick charge gets you 2 hours of playback. Bluetooth 5.2 ensures reliable wireless pairing, plus dual-device support for shared playlists.

• Battery Life: Up to 24 hours — Play music all day at moderate volumes even with ULT mode on
• Quick Charge: 10 minutes = 2 hours play — Fast top-ups keep you moving
• Bluetooth: 5.2 — Stable connection and quick pairing with your devices
• Party Connect: Up to 100 speakers — Synchronize with other compatible Sony speakers for a bigger event

Who Is It For?

The SRSULT30H targets music fans seeking a tough, portable speaker with enhanced bass and dependable performance wherever they go. Its long battery life and resilience appeal to outdoor enthusiasts, party organizers, and anyone craving consistent sound on the move. From backyard gatherings to solo excursions, this model adapts to both social and active lifestyles, plus it supports hands-free calls and voice assistants for extra convenience.