The Sony ULT Field 1 in Black is a compact mono portable speaker designed for those who want powerful sound on the go. With its distinctive tube-shaped design and a total RMS output of 30 watts, this wireless speaker delivers a rich audio experience in a lightweight package weighing just 650 grams. Measuring 206 x 77 x 76 mm, it is easy to carry and ready for use in virtually any environment.
Durable Build and Long Battery Life
The ULT Field 1 is built to handle the demands of outdoor use. It carries an IP67 rating, making it both dust-tight and waterproof, while also offering shock and rust resistance for added durability. A built-in 2900 mAh lithium-ion battery provides up to 12 hours of playback on a single charge, with a recharge time of approximately 5 hours via the included USB Type-C cable. The speaker also features a USB charging port, allowing you to charge other devices on the go.
Seamless Wireless Connectivity and Hands-Free Calling
Equipped with Bluetooth 5.3, the ULT Field 1 supports a wireless range of up to 30 meters and is compatible with audio formats including AAC and SBC. It supports multiple Bluetooth profiles such as A2DP, AVRCP, HFP, HSP, and SPP, enabling smooth audio streaming and media control. The built-in omnidirectional microphone and hands-free mode allow users to take calls directly through the speaker, making it a versatile companion for both music and communication.
Product number manufacturer:
SRSULT10B.CE7
Audio
Battery
Connectivity
Energy management
Power consumption (standby):
0.3 W
Power consumption (typical):
7.5 W
Functions
Microphone
Microphone direction type:
Omnidirectional
Networking
A2DP, AVRCP, HFP, HSP, SPP
Packaging content
Physical characteristics
Speakers
Number of tweeter drivers:
1
Number of woofer drivers:
1
Storage media
Technical details
Integrated answering machine:
IP67
Rust resistant, Shock resistant
Weight & dimensions
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