- Frequency Response: 20Hz-20KHz- Driver Impedance: 32±15%Ω- Driver Size: ∮8mm- Input Power: 3mW- Output S.P.L: 92±3dB- Microphone Sensitivitys: 42±3dB- Bluetooth Ver.: Ver5.0- Playtime: 16HBluetooth Earphone Spirit N10