“ Worth every penny (£117.50 UK), this little box of tricks does exactly what it's meant to do and does it VERY well too. Sound quality is superb irrespective of price, but when the price is taken into consideration, then WOW! This is definitely the way forward for Hi-Fi in the home. Feed it with lossless CD rips and you're away! ” --mlhifi
“This review is based on matching the Mini X with Hifiman He-500 Headphones. You may be reading this review, unsure what to make of this Amp, asking how can a cheap sub $200 amp offer the power needed for an expensive Headphone such as the Hifiman He-500? If you have done your homework you will find this is the stereo amp everybody is...” --fluidz
“REVIEW: Firestone Audio Fireye HDB Full and long review here: http://www.head-fi.org/t/718790/review-firestone-audio-fireye-hdb-new-balance Sound: Part 1: Single Output The HDB presents a warm and very rich signature. A full and very deep sound, which is very enjoyable and truly immersive. It's not what you'd call a flat and linear reference or analytical amp for...” --Zelda
“I have reviewed the Fireye Mini from FireStone Audio a while ago and now an updated version has come out. The Mini+ keeps to the ultra-portable size while adding in a few more very useful features and mending some of its predecessor’s shortcomings. Spec Amplifier Structure: Class-AB, coupling capacitor-less. Power Structure: Built in battery power supply Headphone Impedance: 32 ohm to 600...” --ClieOS
“See my full review HERE. In summary, this is a well rounded, high performance amp that really offers a lot for the price. It's neutral, clear, and balanced - literally speaking and in terms of sound. Not sure why it isn't more well known. ” --project86
“ Recently I have looked into two of FireStone portable amps, but the company’s core business is really in their compact desktop rig. Here we have two more FireStone products waiting for assessment: The Custom Cute is a USB DAC that supports up to 24bit / 192kbps in resolution, priced around US$299. The Fubar HD is an all-in-one DAC + headphone amp that also supports up to 24/192 with S/PDIF...” --ClieOS
“Picked this beastie up from fleabay.... great value! I happen to alread have an audiophile 24v PSU - the Creek OBH2 which I use with my Creek phono pre... So I matched these together and started listening I have no baseline for comparison yet, but it is driving my Revox 3100 (1986 Beyer DT880's) HP's very well, and making very nice sounds ..... Review and comparisons to come.... Update...” --dlaloum
The new Firestone Audio Fireye Mini is one of the smallest headphone amplifiers in the world, and offers improved sound quality across the board with all iPod, iPad, iPhones and virtually any MP3 player with a 3.5mm headphone output. No matter if you have an iPod Touch or an iPod Nano, the Fireye Mini will provide you with better sound quality, with improved bass response and authority, and the...
FireyeHD is a portable Headphone Amplifier which goes with any kind of MP3 player.
UPA-200 represents a true breakthrough in audiophile-quality amplification. At last, a truly affordable stereo power amplifier that can satisfy the most discerning aficionado, and at the same, is affordable to anyone with a desire for real quality. Our advanced engineering and design techniques have resulted in an amazing new amplifier. Its rock solid performance and affordable price point...