Ub-Plus S1 circle

Style Meets Sound: Discover the UB+ Circle!

Small in size, massive in sound.
The UB+ Circle Hi-Fi Bluetooth TWS redefines compact audio with impressive power and rich, immersive sound. Every note becomes an experience — every listening moment, truly exceptional.

The all-new S1 Circle pushes the boundaries of acoustic excellence, delivering crystal-clear, perfectly balanced audio that fills any space.

Scandinavian Design, Timeless Elegance
With its clean lines and modern aesthetic, this speaker seamlessly fits into any decor. A true tech gem that combines beauty and performance.

Power and Freedom
Engineered for maximum range and flawless tonal consistency, the UB+ Circle goes wherever you do. Hang it, place it, take it anywhere — and enjoy up to 20 hours of continuous playtime with your favorite tunes.

UB+ Circle — where style meets sound.

Product Specifications:

Speaker Configuration: Passive radiators × 2 + 2.5″ woofers × 2 + 28 mm tweeters
Output Power: 20W + 20W
SPL (Sound Pressure Level): 92 dB
Frequency Response: 45 Hz – 17 kHz
Battery Capacity: 3 × 2500 mAh
Water Resistance: IPX5
Charging Type: USB Type-C
Connectivity: Bluetooth 5.3
Inputs: 3.5 mm / USB Type-C / Bluetooth 5.3
Dimensions: L 46.5 × D 23.5 × H 27.5 cm
Weight: 1 kg