SPECIFICATIONS 2.4GHz Wireless Bluetooth v5.2 3.5mm Wired Audio Operating Range: Up to 12m (40 feet) Headset Speaker: 50mm Frequency: 20Hz - 20KHz
Sensitivity: 105dB Impedance: 16ohm Microphone Frequency: 100Hz - 10KHz Sensitivity: -42dB Cable USB Type-C Charging Cable: 50 cm AUX 4-Pin 3.5 mm Audio
Cable: 150 cm Extension Dock Cable: 130 cm Battery Capacity: 1050mAh Lithium Battery Playback Time: 40H (Light Off) / 20H (Light On).