Yesido TWS30 ANC Active Noise Reduction TWS Bluetooth Earphone(Black)1. Material: ABS+PC 2. Bluetooth version: JL7003D V5. 3 3. Bluetooth protocols: HFP, HSP, A2DP, AVRCP, PBAP 4. Bluetooth distance: less than or equal to 10m 5. Speaker size: 13mm 6. Noise reduction depth: 35dB 7. Frequency response range: 20Hz 20kHz 8. Microphone sensitivity: 42+ dB 9. Listening to music call time: about 4 hours (ANC off), about 3 hours (ANC on) 10. Battery capacity: 3. 7V 25mAh x 2 for earphones, 3. 7V 300mAh for charging case 11.
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Yesido TWS30 ANC Active Noise Reduction TWS Bluetooth Earphone(Black)