Not expensive at all
And that is what that poster was talking about when he said "customers on that network". He was talking about the fact that Sprint's customers are using CDMA while T-mobile is using GSM.
http://m.ebay.com/itm/291939516018?_mwBanner=1. I bought this booster
Hmm I clicked on it and it works but anyway here you go
I've got video proof that SRVCC works in my area where LTE coverage drops to H+ if anyone would like to watch the transition. It may be market by market, but it does work.
Sent from my...