F9-3 TWS bluetooth Bilateral Stereo Noise Reduction IPX5 Waterproof Earphone Headphones with Charging Case

Description Headset parametersbluetooth version V5 0 EDRWireless frequency 2 4ghzSupport agreement A2DP1 3 HFP1 6 HSP1 2 AVRCP1 6 D11 3Transmission distance 10 metersBattery capacity 50mAhCharging voltage current 5V 1APlayback call time approximately 4 hoursCharging time about 1 hourStandby time 120 hours32speaker impedance phi 8 mmSensitivity of microphone 42 dbOperating temperature 10 50℃Gross weight 4 g 2Charging bin parametersInput voltage current 5V 1ABattery capacity 2000mAhGross weight 69g Features Pick up automatic matching receive automatic shutdown charging Dual noise reduction technology comprehensive reduction of noise interference enjoy high quality stereo sound The separate design of the two ears can be connected to a mobile phone at the same time or can be used independently which is equivalent to two separate earphones IPX5 waterproof design can resist rain and sweat suitable for sports wear Listening to music for 6 hours low power consumption Bilateral stereo voice bilateral call restore the phone end quality call experience Package included 1 x Wireless earphone