The HRT MicroStreamer is the excellent solution if you’re searching for a headphone amp & DAC strictly for your personal computer, tablet or smartphone for on the go use. The MicroStreamer has a an easy-to-use interface with simply a USB input, headphone jack, and a fixed-level, low impedance 2.25V line output. The device powers directly from a computer, and despite it’s small sizes, is able to drive most headphones with competence. Volume is controlled by a digital ‘slide’ control on the host pc’s music playback software package.
The Micro Streamer allows native-resolution playback of music content up to 24-bit/96k and is indicated by the LED indicators on the side of the unit displaying the current sample rate (32k, 44k1, 48k, 88k2 & 96k). HRT’s upstream utility allows the MicroStreamer to be up-to-date right from the computer’s desktop as firmware updates become available. Simply put, this smooth little aluminum box that’s designed and manufactured in California, USA, will leave you with very little to worry about and a whole lot to love.
Apple iOS compatibility needs use of the appropriate lightning or 30-pin Camera Connection Kit on the following devices: iPad (all generations), iPhone4 or newer running iOS7 or iPod touch 5th generation (iOS7).
Features:
compact & portable headphone amp & DAC accepting up to 24/96 material
supports 32k, 44.1k, 48k, 88.2k and 96k sample rates, identified by LED light
plug and play w/ standard 1.0 audio drivers, upstream utility for fast firmware upgrades
asynchronous mode operation eliminates jitter
HRT MicroStreamer specifications:
THD at 1V output: THD+N (1 kHz Full Scale): .002% (line), .008% (headphone)
DAC: yes
Signal-to-Noise Ratio: DC to 30kHz: 18uV RMS; A-weighted: 105 dB
Inputs: USB
Outputs: 1/8 line level, 1/8 headphone jack
Output Impedance: 50 Ohm (line), .5 Ohm (headphone)
Output Power: up to 140mW (headphone).