Unit: Bes 1DD 1BA Chip: Qualcomm QCC3040 Bluetooth: 5.2 Bluetooth range: 20m Support protocol: aptX-adaptive/AAC Sensitivity: 103db (±1) Impedance: 16Ω Frequency range: 20-20,000Hz Headphone life: 7h Charging compartment life: 45 hours (450 mAh)
so amazing
so amazing