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Wireless transmission range :<10MWorking voltage :3.7VMax output power :30mWBattery Capacity :450..

Wireless transmission range :<10MWorking voltage :3.7VMax output power :30mWBattery Capacity :500..

Wireless transmission range :<10MWorking voltage :3.7VMax output power :30mWBattery Capacity :500..

Wireless transmission range :<10MWorking voltage :3.7VMax output power :30mWBattery Capacity :500..

Soft ear cushion, 90° degree rotatable, Adjustable metal headband, 270° flexible microphone.Conn..

Headphone:Speaker:40mm   Impedance:32 ± 2ΩSensitivity:118DB ± 3dbFrequency Range:20Hz - 20..

Headphone:Speaker:40mm   Impedance:32 ± 2ΩSensitivity:118DB ± 3dbFrequency Range:20Hz - 20..

Headphone:Speaker:40mm   Impedance:32 ± 2ΩSensitivity:118DB ± 3dbFrequency Range:20Hz - 20..

Headphone:Speaker:40mm   Impedance:32 ± 2ΩSensitivity:118DB ± 3dbFrequency Range:20Hz - 20..

Headphone:Speaker:40mm   Impedance:32 ± 2ΩSensitivity:118DB ± 3dbFrequency Range:20Hz - 20..

Headphone:Speaker:40mm   Impedance:32 ± 2ΩSensitivity:118DB ± 3dbFrequency Range:20Hz - 20..

Headphone:Speaker:40mm   Impedance:32 ± 2ΩSensitivity:118DB ± 3dbFrequency Range:20Hz - 20..

Bluetooth Chipset:V5.3 AC6955F (JIELI)Support profile:HFP/HSP/A2DP/AVRCP/SBC/MP3/AACANC Width:20-1KH..

Bluetooth Chipset:Bluetrum Bt8922b V5.3Support profile:HFP/HSP/A2DP/AVRCPOperation range:10 meters (..

Bluetooth Chipset:Bluetrum Bt8922b V5.3Support profile:HFP/HSP/A2DP/AVRCPOperation range:10 meters (..