A4TECH Fstyler BH220 Wireless Headphone

Specification Technical Specification Driver Magnet Speaker Unit: 40mm Hybrid Diaphragm Frequency Range 20Hz – 20KHz Impedance 32ohm Sensitivity 100dB Others Bluetooth Version: v5.3 Range: Up to 10m (32 feet) Battery: 400mAh Lithium Battery Playback Time: 40H Physical Specification Dimensions 190mmx1700mmx800 Color Black White Cable Length USB Type-C Charging Cable: 50 cm Microphone Frequency 100Hz- 10KHz Sensitivity -42dB Warranty Information Manufacturing Warranty 1 Year Warranty