1. Qualified Bluetooth ® V5.0 specification
2.120 MHz Qualcomm ® Kalimba ™ Audio DSP
3.32 MHz developer processor application
4. Firmware processor system
5. Flexible QSPI flash programmable platform
6. Advanced audio algorithms
7. High performance 24 bit stereo audio interface
8. Digital and analog microphone interfaces
9. Flexible PIO controller and LED pin with PWM support