Tai Nghe Không Dây Tws Truebluetooth 5.0 Chống Thấm Nước Kèm Hộp Sạc

Giới thiệu Tai Nghe Không Dây Tws Truebluetooth 5.0 Chống Thấm Nước Kèm Hộp Sạc

-Bluetooth chip and Bluetooth version: BlueTech AB5376T Bluetrum Technology AB5376T V5.0 + EDR
-Bluetooth protocol: HFP1.7 A2DP1.3 AVRCP1.6 SPP BDR BLE
-Working frequency: 2.402GHz-2.480GHz
-Wireless frequency: 2.4GHZ
-Working temperature: -10-50 °C
-Speaker size and impedance: white porcelain horn, ⊙10mm, 32Ω
-Audio signal to noise ratio S N: ≥100dB
-Microphone sensitivity: -38Db ± 2Db
-Microphone MIC: 4013 round wheat
-Earphone battery: unilateral 3.7V 50mAH, battery type 501515 polymer lithium battery
-Charging box battery: 3.7V 300mAH, battery type 602030 plus protective plate polymer lithium battery
-Headphone charging voltage current: 5V 80mA, charging box charging voltage current: 5V 0.3A
15 earphone charging time: about 1 hour
16 charging box charging time: about 2 hours
-Transmission distance: 10 meters
-Talk time: about 4-5 hours
-Listening time: 4-5 hours
-Standby time: about 140h
-Charging port: USB
-Charging box to charge the headset: 3 times

Package List:
2* TWS bluetooth headset
1* Charging Box
1* USB Charging Cable
1* User Manual
4 *ear cap

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