• Bluetooth receiving range: 15 meters
• Bluetooth version:5.3
• Noise Reduction Version: ENC（Environmental Noise Cancellation）
• Driver diameter: 14.2mm
• Frequency response:20Hz~20kHz
• Support Protocol: A2DP/HFP/SPP/HID/PBAP
• Speaker Sensitivity: 115dB ± 3dB
• Mic sensitivity: -42±3dB
• capacity:500MAH
• Usage mode:Bluetooth/TF card mp3 mode(Maximum Support 32g)
• Call playback time: about 60 hours
• Power input: DC5V/1A
• Charging time:2 hours
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Products include

• 1 * Bluetooth headsets
• 1 * Charging cable
• 1 * User Manual
• 4 * Ear cap