Ultrasone SIRIUS Bluetooth Adapter for Ultrasone Headphones
Transform your Ultrasone Performance Series headphones into a wireless audio experience with the Ultrasone SIRIUS Bluetooth Adapter. Its unique, curve-shaped design attaches discreetly to the earcup cable input, offering a comfortable and lightweight (12g) solution for extended listening. Enjoy high-fidelity sound thanks to the aptX codec and specially adapted amplifiers. The integrated microphone allows for clear calls and communication, while three intuitive buttons provide easy control over your music and volume. With up to 12 hours of continuous battery life, the SIRIUS adapter ensures your wireless listening freedom lasts all day.
$119.99
Owner Satisfaction
3.8
/ 5
Category Rank
144
/ 164
#144 in Bluetooth Transmitters
Price vs Category Average
+16%
Above average
Compatibility
820840860880
/ Ultrasone Performance , , ,
Who it's for
- Seamless Wireless Conversion
- High-Quality Bluetooth Codecs
- Perfect Fit and Integration
Who should skip it
- Limited Proprietary Compatibility
- High Price Point
- Introduces Charging Dependency
Key Specs
Compatibility
Ultrasone Performance 820, 840, 860, 880
Technology
Bluetooth 4.1 with aptX support
Maximum Transmission Distance
65.6 feet
Battery Lifetime
Up to 12 hours continuous operation
Charging Time
1 hour
Weight
12 g
Supported Profiles
HFP, A2DP, HSP, AVRCP
Connectivity
Bluetooth
Features
- Seamless wireless integration for Ultrasone headphones
- Discreet, curve-shaped earcup attachment
- Lightweight and comfortable for extended wear
- High-quality audio with aptX codec
- Powerful, clear sound via adapted amplifiers
- Built-in microphone for calls and communication
- Intuitive three-button controls
- Up to 12 hours of continuous battery life
What customers say
The Ultrasone SIRIUS Adapter earns praise primarily for its seamless integration and superior build quality, perfectly matching the aesthetic of premium Ultrasone headphones. Loyalists value this proprietary fit and reliable wireless connection. However, the core sentiment centers on value and sound fidelity. Many discerning users note a slight compromise in soundstage depth and high-frequency detail compared to a wired setup, which is significant for specialized audio equipment. Furthermore, the high price is frequently cited as a major detractor, making the adapter feel disproportionately expensive for the added convenience. It is seen as a necessary, high-quality accessory for dedicated Ultrasone owners seeking wireless freedom, despite the sonic trade-offs and premium cost.
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$120