Decades of audio experience at Sony have influenced the design of the ULT Field 1. This is evident in its powerful sound with impressive bass and exceptional detail, even at maximum volume. All of this comes in an incredibly small and highly compact form factor. Experience captivating bass at the touch of a button. Press the ULT button to truly unleash the power of the ULT Field 1. The bass is amplified, and the sound pressure is increased. The result is an astonishing ULT Power Sound, perfect for all bassline fans. Anywhere, in any weather. The portable speaker is water and dust resistant, ready for just about anything. Take it to the beach, to a park – the possibilities are endless. The ULT Field 1 is also shockproof and designed to withstand the inevitable bumps, jolts, and scratches of daily use.
Always with you. With its lightweight, grab-and-go compact design and adjustable carrying strap, you can take your music anywhere. Depending on available space and preference, it can be positioned horizontally or vertically. A battery for the whole day. This Bluetooth speaker can play music continuously for up to 12 hours. Crystal-clear calls. Take hands-free phone calls with the ULT Field 1. Indoors or outdoors, echo cancellation technology ensures clear conversations. Quick and easy pairing. This speaker is compatible with iOS and Android, and with the Fast Pair pop-up feature, connecting to Android devices is easier than ever. Perfect for enjoying music together with friends. If you or a friend have a second ULT Field 1, they can be paired for an even more powerful stereo setup.
Protection type (IP code) | IP67 |
Audio Connections | 1 x USB-C |
Item number | 43103583 |
Manufacturer | Sony |
Category | Bluetooth speakers |
Manufacturer no. | SRSULT10W.CE7 |
Release date | 11.4.2024 |
Sales rank in Category Bluetooth speakers | 84 of 3207 |
Colour | White |
Exact colour description | Off White |
Material group | Metal, Plastic |
Material | Metal, Partly recycled plastic |
Audio channel | 2.0 Channel |
Nominal power | 30 W |
Frequency range | 20 - 20000 Hz |
Equipment + Functions | Multipoint |
Number of speakers | 1 x |
Durability | Water-resistant |
Protection type (IP code) | IP67 |
Speaker principle | 2-way |
Volume control | Keys |
Application range | Indoor, Mobile, Outdoor, Portable |
Playback source | External playback device |
Audio formats | AAC, SBC |
Bluetooth version | 5.3 |
Bluetooth transmission range | 30 m |
USB ports | USB-C |
Audio Connections | 1 x USB-C |
Radio station memory | 1 x |
Power consumption | 7.50 W |
Power supply | Rechargeable battery operated |
Power consumption (standby) | 0.30 W |
Battery type | Li-ion |
Battery life | 12 h |
Capacity | 2900 mAh |
Charging time | 5 h |
Number of batteries | 1 |
Battery size | Device specific |
Country of origin | China |
Manufacturer commitment | RE100, SBTi |
Manufacturer compensation | According to RE100, the manufacturer Sony fully compensates for its energy consumption, leading to a reduction in emissions. |
CO₂-Emission | |
Climate contribution |
Scope of delivery | Fixing cord, Manual, USB-C charging cable, Warranty card |
Shape | Tube |
Length | 7.60 cm |
Width | 20.60 cm |
Height | 7.70 cm |
Weight | 650 g |
Length | 22.40 cm |
Width | 10.70 cm |
Height | 11.70 cm |
Weight | 843 g |
How often does a product of this brand in the «Bluetooth speakers» category have a defect within the first 24 months?
Source: Digitec GalaxusHow many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Digitec GalaxusHow often is a product of this brand in the «Bluetooth speakers» category returned?
Source: Digitec GalaxusNatural sounding bass, clearly audible details and balanced, lively sound - this is what the perfect speaker should sound like. However, good sound quality is not everything: Stiftung Warentest also expects a test-winning speaker to be easy to use, have a long-lasting battery and consume little power...
Sony wants to offer the ultimate in good sound with the ULT Field 1. It succeeds - with some compromises. However, the sound boost with the ULT button is mandatory, otherwise the speaker sounds nasal and thin. The battery life of less than eight hours is rather poor. Sony has also dispensed with amenities such as a power bank function or additional functions.
In the speaker test, the best Bluetooth and WiFi devices score highly with their rich sound and ease of use. However, only a few offer this complete package. Natural sounding bass, clearly audible details and balanced, lively sound - this is what the perfect speaker should sound like...
The Field 1 delivers solid sound for such a small enclosure. Only the bass and features are lacking.
The Sony Ult Field 1 is a solid all-rounder among compact Bluetooth speakers. Its robust design with IP67 protection makes it a reliable companion for outdoor activities. In terms of sound, it is particularly impressive with the Ult function activated, which adds significantly more life to the sound...
