Meshtek Solutions

Simultaneous master and slave operation
Built in antenna
1.8-3.6V operating voltage
256kB Flash / 32kB RAM
Integrated 16MHz Clocks
Temperature range of -30°C to +85°C
12mm X 13mm X 2mm
16 GPIOS which can be configured to multiple UART, SPI, I2C, Analog Inputs & 4 PWM channels
FCC/IC, CE and BT SIG*