1. - QCC3056 SOC,Bluetooth 5.2  qualified 2. - Qualcomm® Snapdragon sound (24bit/ 96kHz     Qualcomm aptX Adaptive) 3. - Qualcomm Adaptive active noise cancellation 4. - Ambient sound mode controllable 5. - Qualcomm  TrueWireless Mirroring 6. - In-Ear detection 7. - Qualcomm CVC noise reduction 8. - Speaker: φ10mm dynamic 9. - Support aptX adaptive,aptX, AAC, SBC 10. - Very good signal performance and stablity 11. - Support firmware OTA upgrade 12. - Smart touch pad to achieve auto pair/on/off function and volume up/down function