TW906 PRO Audio series TWS earbuds

① 4Mic ENC ②Active Noise Cancellation ③Hall Switch ④HAVIT LIFE APP Voice Noise Reduction: ANC+ENC Noise-cancellation:- 25±3dB | Bluetooth Version: V5.3 Earbuds Battery: 30mAh | Charging Case Battery: 300mAh | Play Time:about 5h (60% vol.) 4h (60% vol. with ANC ON) | Talk time:4h Buds | Charging Time: 1.5h Case Charging Time: 2h | USB Port: Type-C | Charging Case Dimension: 48.2*49.5*27mm Wireless Working Range: 10M (without obstacles) | Audio code: AAC SBC Speaker Size: Φ10mm | Speaker Frequency:20Hz~20KHz | Sensitivity: 111.2dB±3dB Impedance:32Ω(±15%Ω) | Input Voltage / Current:DC 5V/300mA