Bring concert-level energy wherever you go with the Sony ULT FIELD 3 (SRS-ULT30) Wireless Portable Speaker. Engineered from the ground up for ultimate music lovers, this compact powerhouse premium speaker delivers dynamic, heart-pounding sound and massive low-end bass frequencies that make you feel like you're standing in the front row of a live festival venue.
⚡ Press the dedicated ULT button to instantly shift your audio experience into overdrive with deeper, punchier bass response.
Key Features
ULT POWER SOUND™
Enhance lower frequencies with a single button press. Choose your sound profile to enjoy breathtakingly explosive power and intense bass emphasis from a highly portable frame.
Built for Adventure
Features a premium IP66/IP67 waterproof, dustproof, and salt-water resistant construction. Extensively shock-tested to handle accidental drops, keeping the party moving anywhere from beaches to bike paths.
24-Hour Battery Life
Keep the rhythms bumping all day and night with up to 24 hours of continuous playback. Uses rapid USB-C fast charging, and converts into a backup power bank to juice up your smartphone.
Grab-and-Go Portability
Designed neatly for one-handed carrying or hanging. Included is a multi-way detachable shoulder strap layout, making it the perfect audio companion for travel, skating, or cycling.
See the ULT FIELD 3 In Action
Technical Specifications
| Speaker Type | Woofer / Tweeter system (1x Tweeter unit, 1x Woofer unit) |
|---|---|
| Speaker Size | Tweeter: Approx. Φ 20 mm | Woofer: Approx. 86 mm x 46 mm |
| Sound Modes | ULT POWER SOUND, Volume Step: 50, Custom 7-band EQ via app |
| Sound Functions | Sound Field Optimization (adapts to environmental acoustics) |
| Bluetooth® Version | Bluetooth® Specification Version 5.2 |
| Supported Codecs | SBC, AAC |
| Frequency Range | 20 Hz - 20,000 Hz (44.1 kHz sampling rate) |
| Party Connectivity | Stereo Pair option, Party Connect (link up to 100 compatible speakers) |
| Smart App Controls | Compatible with Sony | Sound Connect App |
| Durability Rating | IP66 / IP67 (Waterproof, Dustproof, Salt-water resistant) |
| Battery Life | Approx. 24 Hours continuous use |
| Power & Charge | USB Type-C® (Supports Power Delivery); Smartphone powerbank output charge supported |
| Dimensions & Weight | Approx. 256 mm x 113 mm x 79 mm | Weight: Approx. 1.2 kg |
| What's In The Box | USB Type-C® Cable (C-to-C), Multi-use Shoulder Strap belt |