1. Bluetooth version: Qualcomm 5.2 2.Bluetooth protocol: A2DP AVRCP HFP HSP 3. Frequency range: 2.402GHz-2.480GHz 4. Frequency response: 100Hz-20KHz 5. Audio coding: SBC/APTX/APTXLL/APTXHD/APTX ADAPTIVE 6. Minimum latency: 40ms in APTXLL mode 7. Call support: Supports 32K sampling rate. In call mode, only one receiving device is available 8. Transmission distance: 25m 9. Input mode: USB drive free 10. Support system: Win All Linux / Mac / PS4-5 / Android
