Certification Specifications RF certification FCC/CE-RED/SRRC/TELEC Bluetooth certification BQB Wi-Fi certification Wi-Fi Alliance Green certification RoHS/REACH WiFi Specifications Protocols 802

11 b/g/n (802

11n up to 150 Mbps) A-MPDU and A-MSDU aggregation and 0

4 µs guard interval support Frequency range 2

4GHz~2

5GHz Bluetooth Specifications Protocols Bluetooth v4

2 BR/EDR and BLE specification Radio NZIF receiver with –97 dBm sensitivity Class-1, class-2 and class-3 transmitter AFH Audio CVSD and SBC Hardware Specifications Module interfaces SD card、UART、SPI、SDIO、I2C、LED PWM、Motor PWM、I 2 S、I R GPIO、capacitive touch sensor、ADC、DAC On-chip sensor Hall sensor Integrated crystal 40MHz crystal Power supply 2

3V~3

6V Operating current Average: 80mA Recommended operating temperature range -40℃ ~ +85℃ Package size (18

00±0

10) mm × (31

40±0

10) mm × (3

30±0

10) mm