how many bands must match when buying a phone? willmyphonework says its compatible with some..i was looking to buy http://www.canadacomputers.com/product_info.php?cPath=30_415&item_id=114423 , LTE B1/3/4/5/7/8/20/38/40,CAT.6 ; WCDMA B1/B2/B5/B8 ; GSM...
