1. Upgraded BT profile, Stable transmission, ultra-low distortion 2. Two QC3.0 and one PD 30W fast charging ports provide charging for three devices simultaneously 3. Larger microphone, clearer sound 4. 1.5m TPU coiled cable, keeping your car neat and tidy 5. Supports BT, TF card, and AUX playback modes 6. Supports PD3.0, QC3.0, PPS, Samsung AFC and Huawei FCP super-fast charging protocols