That announcement wasn't for one order. It was announcing how much they expected to ship in total orders and yes they do have a limited number of customers but they are repeat customers with large orders and they just added a new product.
MILPITAS, CA, Aug 28, 2012 (MARKETWIRE via COMTEX) -- AmbiCom Holdings announced that they expect to ship more than $1.5 million worth of orders to two long-term customers in the healthcare and automotive fields from September to December.