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[Jaben Combo] Opus #11 USB DAC & Headphone Amp + Sennheiser HD600 Open Studio Reference Headphones

Opus #11 USB DAC & Headphone Amp

This Portable Smart-Fi USB DAC & Amplifier is designed to present brand new experience of music listening directly from your smartphone, converting digital audio signal into the High-Res Smart-Fi analog sound. This will allow you to get the professional MQS sound by simple connection of Opus#11 directly to your device, serving as a medium and portable amplifier, to present the highest quality studio sound wherever you go.


Opus#11 is probably one of the best possible solutions for your  High-Res audio experience you may ever find at the market. Super Ultra slim  7.9mm metal body comprises the high-end technology in the  DAC area.

The Bit has come up with a revolutionizing remedy to bring the unheard before sound to your daily life, whether you are commuting to work or enjoy your favorite music at home, in order to make  MQS accessible to the masses.

The XS1-U8A-64 (XMOS) has Eight-Core Multicore Microcontroller with Advanced Multi-Core RISC Architecture. This highest 32bit processor core is designed to provide powerful performance while you go.

The Sabre ES9018K2M delivers an unprecedented level of performance and spectacular sound quality up to 110dB dynamic range and 0.008% of total harmonic distortion

Opus#11 presents an ideal solution for stereo conversion from digital audio input in DSD formats of up to 32bit/384kHz.

Sennheiser HD 600

These headphones are engineered for the true audiophile. Thanks to an open circumaural design, computer optimized magnets and aluminum voice coils, you won't find cleaner, crisper stereo sound anywhere.


The HD 600 is an audiophile-grade open dynamic hi-fi/professional stereo headphone. The advanced diaphragm design eliminates standing waves resulting in a clean sound free of artifacts and acoustical disturbances. The HD 600 is a fantastic addition to a hi-fi stack or dedicated listening room, and is a favorite among mastering engineers worldwide.


  • High-quality open metal mesh grilles deliver extremely transparent sound

  • Computer optimized magnet systems minimize harmonic and intermodulation distortion

  • Extremely lightweight aluminum voice coils ensure excellent transient response

  • Neodymium ferrous magnet systems ensure optimum sensitivity and an excellent dynamic response

  • Exceptionally natural, spatial and accurate sound

  • Detachable, OFC copper cable

  • Built-tough with a 2 YEAR warranty