Here you go.. I've dealt with these guys heaps of times..
I bought my RF-602 off these guys.. I placed two orders within two months, never a problem..
These must be popular, they certainly have wacked the price up significantly , 33% is a nice mark up.
AUD is nearing parity with the USD, so there is still an increase over the USD 28.00
When I got mine from Link Delight it was AUD 30.00 with free shipping