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HRT Music Streamer II+

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The Music Streamer II+ is a high performance external sound card that connects between a computer and any audio system. USB connected and powered, the Music Streamer II+ is simple to use and provides a level of improvement that has never before been possible.

With its unique topology and circuitry, a completely isolated path between computer and audio systems eliminates the contamination normally present in computer based audio systems. All power requirements for the Music Streamer II+ are regenerated from the USB bus, operation is simple, just plug into any available USB port and in a matter of seconds, you will be ready to experience a level of sound that will astonish even the most discerning listener.

With its jitter free asynchronous transfer protocol interface, the Music Streamer II+ will transform your computer into a better than CD quality source. Utilizing native Audio Class 1.0 drivers (present in all modern PC, Mac & Linux computers) there are no drivers nor software to install. Simply connect it into your computer with a USB cable, select the Music Streamer II+ and you are ready to go.

LED indicators on the input side of the Music Streamer II+ will show the sample rate (32k, 44k1, 48k, 88k2 & 96k) as well as the state of the mute circuit, so you will always know at a glance where your system is operating at.


Full Scale Output

2.25 Volts RMS

Output Impedance

100 Ohm

Frequency Response (20 Hz / 20 kHz)

+0db / -.4dB

Noise Floor (DC to 30 kHz)

4 uV RMS

S/N Ratio (DC to 30 kHz)

115 dB

S/N Ratio (A-weighted)

120 dB

THD+N (1 kHz Full Scale)


THD+N (1kHz -20 dB)


Jitter contribution (DC to 30 kHz)

135 dB below full scale

USB to Audio output isolation

200M Ohm

Sample Rate

up to 96 kHz

Bit Depth

up to 24 bit

USB transfer protocol


Power Requirements (USB Buss)

400 mA


5.6" x 2.3" x .875"


Hi-Fi News


October 2011


Hi-Fi News


Year Book 2011 - Outstanding Product



August 2011

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