TW974 Audio series-TWS earbuds

4 Mic ENC/Anti Wind Noise（for Call）、Havit App Bluetooth Version：V6.0 | Earbud Battery: 40mAh*2 | Charging case battery: 400mAh Play time: 7h（60%vol.）| Talk time: ≈5.5h（60%vol.) | Charging time: 1.5h | TYPE C port Charging case dimension: 62.4*48*26mm | Earbud dimensions: 20.7*31.4*23.44mm Net weight: 4.3g*2(Earbuds)/35.28g(Charging case) | Wireless working range: 10M (without obstacles ) | Profiles supported: a2dp\avctp\avdtp\avrcp\hfp\ | Speaker size: Φ12mm Speaker sensitivity: 110±3dB | Impedance: 32Ω 1kHz | Speaker frequency: 20Hz-20kHz Input voltage/Current: DC 5V/1A