... li-ion polymer battery (3.7 V/4,000 mAh) Expansion slots: SIM/SAM, Micro SD (TF) card Indicator: LED Input method ... ARM920T@533 MHz Memory: 128 MB RAM/1 GB Flash Expansion Memory: 4G TF (standard), maximum 8G Interfaces: USB 2.0 ... MPSAMBaud rate: 9600, 19200, 38400, 43000, 56000, 57600, 115200 SAM slots: maximum 2GPSModule: u-blox NEO-5Q Performance: 50-channel u ...