Ksix WIRELESS TWS SPARK EARBUDS TRUE WIRELESS blue

Technical characteristics * BT 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