They took my money and never shipped my item. Contacted them MANY MANY times. Their phone # is an answer machine that no one ever picked up.
All the positive reviews seemed to be written by themselves. If you check out other review sites, similar reviews are there with different dates!
Some people had speculated that these guys ran a "triangle scheme," where they charge your card and purchase your item with another merchant with a stolen credit card.
Negative reviews don't come out of nowhere. I think they replied to negative reviews themselves by saying the issue had been resolved and the item had been received. In reality, who knows?
Supplyicon lures buyers with low prices, do the smart thing - save yourself the headache and AVOID.