“ Porta Tube (GoVibe) - Something Really Special. I've never experienced a tube amp before - so all I can do (for now) is compare this to my E11 (portable) and E9 (desktop) setup. For all three amps I am using the same source (iPod Touch G4 via LOD). I'm comparing using a set of DT880 Pros (250 ohm), and I'll also...” --Brooko
“ Here is my review: http://www.head-fi.org/t/621094/review-govibe-mini-box-amplifier-plug-in-and-clip-it-on ” --Swimsonny
Built-in lithium-polymer battery Power Supply: USB-DAC that corresponds to the digital audio input and output 96kHz/24bit upsampled to 192kHz: DAC Connectors: USB mini socket × 1, AC adapter for charging Accessories: The Case of felt, USB mini socket × 1, AC adapter for charging
Extremely powerful tiny desktop amp, definitely a great sounding amp for the price! Has a gain switch and bass boost at the rear of the amp Comes with an AC adaptor, however you will need to use a universal adapter as it's an American plug.
porta-tube Dimension 91mm x 45mm x 25mm Weight 80g excl. Batteries Frequency Response 10~100KHz (±1dB) Output Power @ 32Ω 120mW Gain 9/14/19dB Bass Boost 0~10dB Treble Boost - Signal-to-Noise Ratio +A 102dB Features Portable amp with bass adjustment, gain adjustment function and the following main push 300Ω headphones.