ISWAG Rock

Overview
"Z35_MB_V2.0_20131213" is silkscreened on the (blue) PCB in the FCC photos.

The manufacturer of the device is stated as Kingtech Telecom (Shenzhen) Co., Ltd. in the FCC test report.
 * .. which would appear to be aka as Kingtech Mobile, w/ their G'FIVE branded phones