Basic Info Stereo Bluetooth Headsets Waterproof Noise Cancellation HeadphonesModel NO.: KS-082Line-Control: Line-ControlMicrophone: With MicrophoneFunction: Mobile Phone, Noise-Cancelling, USB, Sport, BluetoothWire Material: TPEBluetooth Version: V 4.1RF Range: 10mTalking Time: About 10 HoursNoise Reduction: CVC 6.0Specification: High Quality, Passed BQB, CE, FCC certificationStyle: In-earJack Type: USBType: Wireless EarphoneOrigin: Shenzhen, Guangdong, ChinaNoise cancellationSports Bluetooth headsets type: noise cancellation stereo headsetsProduct Description Stereo Bluetooth Headsets Waterproof Noise Cancellation Headphones Bluetooth specifications: Bluetooth V4.1 Frequency : 20Hz-20kHz  Bluetooth version: 4.1 Wireless: yes Mini earbud type: stereo mini in-ear earphoneStereo Bluetooth Headsets Waterproof Noise Cancellation Headphones PictureStereo Bluetooth Headsets Waterproof Noise Cancellation HeadphonesRecommendations: Mini Sports Bluetooth Earphones for Running Long talking time Earbuds                                  Wireless Bluetooth Headsets Handsfree Car Kit Bluetooth Headphones Earphones for Single Ear                                  Mini Wireless Couple Earphones Long Working Bluetooth Hands Free Earbuds