Ksix BLUETOOTH TWS SPARK EARBUDS TRUE WIRELESS blue

Technical characteristics
* Bluetooth version: V 5.2
* Profiles: HFP / HSP / A2DP / AVRCP
* Weight: 70.45g
* Headphone battery power: 45 mAh
* Charging case battery power: 450mAh
* Charging port: USB-C
* Charging case voltage: 4.5-5.5V
* Headphone charging time: 1.5 h
* Case charging time: 45min
* Playing hours: 7
* Charges with the case: 2.5
* Impedance: 115 ± 3db / 32Ω
* Sensitivity: -90db
* Operating distance with mobile: 10 m