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Bluetooth Headset Wireless Bluetooth 4.1 Headphones Stereo Magnetic Earbuds Earpiece Hands-free Calling Sweatproof Noise Cancelling in Ear Earbuds Earphone for Gym Running Workout

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Bluetooth Headset Wireless Bluetooth 4.1 Headphones Stereo Magnetic Earbuds Earpiece Hands-free Calling Sweatproof Noise Cancelling in Ear Earbuds Earphone for Gym Running Workout

Product specification: Color:black Bluetooth version: 4.1 Bluetooth chip: CSR Bluetooth profiles supported: HFP,HSP,A2DP,AVRCP IPX5 Waterproof Rating Charging voltage: DC5V Transmission distance: 10m(33ft) Sensitivity: -42dB microphone Working voltage:...