Mini Earphone With Micro Stereo Wireless In-ear Headset Sport Bluetooth V4.1 Specification:Brand:YuerBluetooth version: V 4.1Bluetooth mode: Hands free\/Headset\/AV\/AV RCP profileRadio frequency: 2.4GHzTransmission power: Class2The transmission range: 10 metersThe charger power supply: AC input DC output 5V 110-240VMusic time: about 5-6HTalk time: about 5HStandby time: about 180Hcolor :black\/white\/Emerald green\/silver gray\/tyrant gold Features: 1.Stereo sounds， clearly， high performance 2.Special speaker materials， very comfortable 3.Colorful， most fashionable and comfortable even for long listening 4.Earplug design， easy get on and get off. 5.Use 3.5mm connector 6.Can be used for PC，MP3，MP4 and other portable multimedia 7.Remote control havs a remote control on the right cord， it can answer a call， switch a song or change the volume. 8.Noise reduction ，The unique design of the Studio headphones has a powerful noise reduction， that you can enjoy calling and music no matter where you are， even in a noisy crowd. Package included:1 x User manual1 x USB Cable1 x Bluetooth Earphone
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