Is my E17 damaged?   I see. I have a question. Why does the headphone jack (3.5mm one) loose? For example, if I plug in my headphone into the Fiio E17 jack, I can turn the adapter smoothly. Also, if I reverse the e17, the adapter will come out of the jack immediately.   Moreover. When...

Excuse me, does electronica direct sell fake open box Fiio E17? http://www.amazon.com/gp/aag/main?ie=UTF8&asin=&isAmazonFulfilled=&isCBA=&marketplaceID=ATVPDKIKX0DER&orderID=&seller=A2JUPN4BTA3CZV Although they have more than 200,000 positive rating, I am still worried about it. But their open...

Questions about suggestions of good fiio or other Amps for Sennheniser HD428 Do you guys have any suggestions of Amps for this headphone? My budget is $40-$50 for the amplifiers. I only heard fiio amps are quite good. I am not familiar with other brands. I currently use my headphone to listen...

Questions about suggestions of good fiio or other Amps for Sennheniser HD428 Do you guys have any suggestions of Amps for this headphone? My budget is $40-$50 for the amplifiers. I only heard fiio amps are quite good. I am not familiar with other brands. I currently use my headphone to listen...

Freshmen for over- ear headphones: Do you have any suggestions for sennheiser headphones? Budget: below $100-150, I do not mind buying used headphones, but I do not know what place is good for buying used one. If there are no good headphones in sennheiser around my budget, would you mind...