Bluetooth V5.2 Fone de ouvido pendurado na orelha correndo ouvindo música à prova d'água sem fio mini estéreo HIFI com microfone redução de ruído fones de ouvido

Bluetooth V5.2 Earphone Hanging Ear Running Listening Song Waterproof Wireless Mini HIFI Stereo With Mic Noise reduction Earbuds Product Parameters Product name:M-F8 Bluetooth version:V5.2 Distance: 10 meters Talk time: about 6 hours Listening time: about 6 hours Headphone battery: 75MAH Wireless frequency: 2.4GHZ Supported protocols: A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3 Transmission distance: 10 meters Charging voltage/current: 5V/1A Charging time: about 1 hour Standby time: 120 hours Product battery type:High energy button battery Speaker impedance: φ8MM 32&; Microphone sensitivity: -42Db Working temperature: -10-50℃ OPP bag weight: 17.4G Headphone weight: 6G texture of material:ABS + silicone Charging interface:Micro USB Accessories: with charging cable X1, manual X1, earphone X1, ear cap OPP bag X1 long-lasting business lifeHD calling Shocking sound ffect I 5.2 Bluetooth chip I Compact and portable BASS heavy bass, intelligent voice call voice reduction technology Greatly optimized the clarity of the sound.