Fostex HP-A4 24-Bit Digital to Analog Converter/Headphone Amplifier

as usual amazon delivered this on time and in good condition i've used a variety of amps dax and amp slash dac combos over the years but this little piece of kit is probably best bang for buck considering how portable and versatile it is i use it hooked up to a macbook pro running mojave version 10. no need to update the drivers just yet plug and play worked perfectly i had it up and running about 30 seconds after i opened the box this little black box has enough juice for my audez lcd 2 cs as well as my other headphones some with higher impedance and sensitivity it's not the most powerful amp as it is usb powered but i rarely get above the 10 o'clock on the dial for the volume control sound is open rhythmic and detailed some details come through on the edge of the soundstage that i wasn't getting clearly before added bonus of being able to through dsd files at a 2 which the hp a4 handl