T-Mobile will let you knock $1,200 off the price of an iPhone Duo — here's how
iPhone Duo just got an extra $200 trade-in credit at T-Mobile — here's how to claim it.
Sources
- T2T-Mobile will let you knock $1,200 off the price of an iPhone Duo — here's howTechRadar / Tom's Guide / PCWorld / Pocket-lint / Stuff