1. Complies with Bluetooth v5.3 standard specifications
2.2240 MHz Qualcomm ® Kalimba ™ Audio DSP
3.332/80 MHz developer application processor
4. System firmware processor
5. Flexible QSPI flash programmable platform
6. High performance 24 bit stereo audio interface
7. Digital and analog microphone interfaces
8. Flexible LED controller and PWM supported LED pins
9. Serial interface: UART, Bit serializer (I) ² C/SPI, USB 2.0
10. Advanced audio algorithms