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Descrição
Details: 1. Bluetooth version: Bluetooth V5.1 2. Bluetooth protocol support: AVRCP V1.6.A2DP V1.3.HFP V1.7 Simultaneous LE and BR/EDR 3. Bluetooth operating frequency: 2.402GHz-2.480GHz 4. Reception sensitivity: -85dBm 5. Bluetooth effective distance: less than 10 meters 6. Speaker power: 3 mW rating 7. Headphone amplifier type: built-in chip 8. Audio signal-to-noise ratio: greater than 90 dB 9. Frequency response: 50Hz ~ 20KHz 10. Battery box: 3.7V 400mAh lithium battery 11. Music time: about 4 hours (80% of the volume) 12. Talk time: around 4 o'clock (80% volume) 13. Charging time: about 1.5 hours
characteristics: 1. Audio and video synchronization wireless freedom dual channel connection 2. Lightweight and portable semi-in-ear design, comfortable to wear 3. Binaural HD call active noise reduction ANC intelligent noise filtering 4. Light touch sensitive built-in capacitive sensor element 5. With a large-capacity charging compartment, you can continuously charge the headset 6. LED digital power display magnetic charging in the charging compartment automatic shutdown when full
Note: 1. The product should be in a dry and ventilated room, avoid contact with corrosive substances, and keep away from fire and heat sources. 2. The product is charged once every 3 months during storage.
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