A4TECH BH235 Fstyler Wireless Headphone - Black -

Brand: A4TECH Model: BH235 Color: Black Bluetooth Version: v5.3 Operating Range: Up to 10m (32 feet) Built-in Battery: 400mAh Lithium Battery Playback Time: 55H Charging Time: 1.5H HEADPHONE Speaker Unit: 40mm Frequency: 20Hz - 20KHz impedance: 32ohm Sensitivity: 98dB MICROPHONE Mic. Type: ENC Single-Directional Frequency: 100Hz - 10KHz Sensitivity: -42dB CABLE USB Type-C Charging Cable: 50 cm