Active Noise Reduction Bluetooth Headset

Specification:

• Bluetooth version: 5.2
• Horn coil: 40mm
• Horn impedance: 320MM
• Bluetooth range: approximately 10 meters
• Headphone charging time: approximately 4 hours
• Music time: approximately 120 hours
• Battery capacity: 10000mAh
• Noise reduction depth+bandwidth: 25db 50-800kHz

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