The Microsoft Lumia 640 is set to arrive at MetroPCS stores on June 18, and will be officially launched by the prepaid carrier on June 22, according to a leaked internal memo (see image below) which was first accessed by WindowsCentral. As for the price, although the device carries a tag of $129, the T-Mobile subsidiary is offering a $90 instant rebate, which means that the handset will set you back only $39. It's worth mentioning that T-Mobile has already launched the Lumia 640 - the carrier is selling it for $129.84 without any agreement, and $5.41 per month on a regular 2-year contract. Via 1 | Via...
Source: http://www.gsmarena.com/metropcs_lumia_640_said_to_cost_just_39_after_instant_rebate-news-12696.php