Grado PS-500 – The PS series gets affordable, but is it any good? Headfonics Headphones October 25, 2011 18I have several headphones besides the PS-500, and I’ve reviewed some of them, so I should find it easy to...
Hifiman HE4 – More fun than the HE6? Marcus Headphones June 24, 2011 0$449 from www.Head-Direct.com Technical Specifications Freqency Response: 10 to 60 KHz Impedence: 38 Ohm Efficiency: 86 DB Weight: 350 g...