Sandberg Bluetooth Earbuds Touch Pro - Bluetooth version: 5.0 Driver Frequency response: 20Hz - 20kHz Driver size: 8mm Driver impedance:32? Driver sensitivity: 92db Battery type: Lithium-ion polymer (3.7V, 50 mAh each), 500 mAh for charging case Charging time for earbuds: 1 hour Charging time for Charging case: 1-2 hours Play time: Up to 20 hours (with 2-3 times charging) Standby time: 100hours Microphone sensitivity: -42 3db Microphone impedance: 1.2K Pogledaj više: https://digitaldepot.hr/proizvod/sandberg-bluetooth-earbuds-touch-pro