| Dimension | 18.5 mm x 32.5 mm x 3.1 mm |
| Operation Temp | Operating : -30℃ ~ +70℃ |
| CPU | ARM Cortex M4 MCU with FPU with up to 192MHz clock speed |
| RAM/ROM | 352KB SRAM / 64KB boot / 2MB or 4MB Flash (External) |
| Wireless Network | WiFi 802.11 a/b/g/n (2.4GHz/5GHz) and Bluetooth 4.2 (BLE) |
| WiFi Security | Security support for WFA WPA/WPA2 personal, WPS2.0, WAPI |
| Network Security | Hardware crypto engines including AES, DES/3DES, SHA2 for network security |
| Uart Interface | Two UART interfaces with hardware flow control and one UART for debug, all multiplexed with GPIO |
| I2S Interface | One I2S interface multiplexed with GPIO |
| SPI Interface | One SPI interface multiplexed with GPIO |
| IrDA Interface | One IrDA supports protocols including RC-5 and pulse-width detection mode |
| PWM Interface | 28 generic PWMs to generate pulse sequences with programmable frequency |
| ADC Interface | Four ADC interface multiplexed with GPIO |
| Low Power Mode | One SPI interface multiplexed with GPIO |
| I2C Interface | Two I2C master interface multiplexed with GPIO |
| EMC Certification | Pretest report for FCC/CE |