Motorola Flipout MB511 from 2010. Another strange Motorola design which swivels around one corner. Was $22 which is quite cheap considering its pretty uncommon. As usual MotoBlur is being annoying and the
Motorola FlipOut (MB511)
How to unlock Motorola MB511 | sim-unlock.net
Motorola FlipOut - Full phone specifications
Motorola FlipOut MB511 - description and parameters | IMEI24.com
Motorola MB511 FlipOut gsm Un-locked (green) [FLIPOUT] - $153.39 : Unlocked Cell Phones, GSM, CDMA and More | ElectronicsForce.com