Description
Bluetooth frequency: 2.402 GHz-2.48 GHz
Tune-T220-Tws wireless Earbud
Frequency Response20 Hz-20 kHz
Sensitivity: 105 dB SPL
Maximum: SPL98 dB SPL
Microphone sensitivity: -30 dBV@1 kHz/Pa
Impedance: 32 ohm
Charging time: <2 hrs from empty
Music playtime with BT on: 3 hrs
Total music playtime with charging case: 19 hrs
Headset battery type: Lithium-ion battery (22 mA/3.85 V)
Charging case battery type: Lithium-ion battery (410 mA/3.85 V)
