Big Bass, Bold Sound Anywhere You Go
Turn up the energy with the Sony ULT FIELD 1 (SRS-ULT10), a compact portable speaker that packs a punch with EXTRA BASS™ and ULT POWER SOUND for deep, thumping lows and crisp highs. Built for the on-the-go lifestyle, it’s dustproof and waterproof (IP67), making it perfect for any adventure. Enjoy up to 12 hours of battery life, along with Bluetooth 5.3 for effortless streaming. With app support for sound customization, this sleek and lightweight speaker is your ultimate choice for dynamic, portable sound wherever the fun takes you.
Hit the button, feel the bass
-
EXTRA BASS™ & ULT POWER SOUND: For bold, punchy audio with deep, rich lows
-
ULT Button: Turn ULT POWER SOUND on with the ULT button to enjoy powerful sound & enhanced bass
-
Side Passive Radiator: Optimized to enhance bass sound
-
Sound Diffusion Processor: Expands sound in any space with its DSP technology
Power meets portability
-
Dual Speaker Units: 83 x 42mm woofer + 16mm tweeter for clear, balanced sound
-
Stereo Pairing: Connect two ULT FIELD 1 speakers via Bluetooth® for true left/right stereo
-
App Support: Sony | Music Center app for easy EQ customization and control
-
Built-In Mic: Echo-canceling mic for clear hands-free calls
Built to go anywhere
-
All-Weather Protection: IP67-rated waterproof, dustproof & shockproof for outdoor use
-
Battery Life: Up to 12 hours of playtime on a single charge
-
Bluetooth 5.3: Fast, stable wireless connectivity
-
Compact & Lightweight: Approx. 650g with included strap for grab-and-go listening
 | |
The best portable Bluetooth speakers of 2025, tested by editors
"The Sony Ult Field 1 lets you boost bass at the touch of a button, all while delivering 12 hours of battery within a waterproof and dustproof design."
|
Refurbished Rating
This product is listed with a Grade “A” rating. It arrives in a near-mint condition and may have very minimal to zero amounts of scuffing on the case. To learn more about refurbished products, click here.
