Do you get your cable finally? It seem like we have the same problem. I also shipped my cable back for repair. The tracking status shows that null audio has received it for a week. I sent two emails asking for confirmation that they received my faulty cable for repair, but there is no response...

Hi,    I currently use opa627 and buf634, but I just get ha3-5002-5z. Could somebody tell me please that I can replace this buffer with buf634 or not. Someone told me that I cannot replace this chip with buf634 without modification.

Many Thanks for your help. I ordered a miracle from custom-iem.com. Could you provide me your email please?   Quote:  

  Quote: Thanks Benjerry. My tracking still stuck with "departure from transit office of exchange" since Sep 04.  It has been 3 weeks since I shipped the ear impression. Still waiting for the reply from UM since I asked them to contact local post office but got no reply. They may...

Thanks for your information. Now I confuse what happening with my ear impression. Stephen Guo told me that it is normal for the delay like this in China, while Royal mail staff said it is abnormal and told me that I should urgently ask receiver (UM) to contact local post office in China before...

Hi, I shipped my ear impression to UM by royal mail since Aug 20. The tracking status showed that it arrived Beijing and showed "departure from transit office of exchange". After that it showed my parcel was shipped to Guangzhou on Sep 03, then showed "departure from transit office of exchange"...

I dont understand as well. Does it means you want to compare between these 2 options? 1. send two tf10 and ask them to combine two tripple drivers tf10 into single 6 drivers iem 2. send one tf10 and ask um to add another driver into 4 drivers iem.   If this is your question, then you...