Uniway V6 Bluetooth Headphone Stereo Earbud Unilateral Headset,Music Streaming,Noise Reduction,Echo Cancellation,Volume Control Wireless Headphone Earphone for hands-free Calling-White Lightweight and compact humanized design with high quality soft earbuds fit for most ears,which makes it easy to wear and offer you a more comfortable wearing experience.The overall appearance of this wireless headphones is much cleaner and more refined compared to other earphones. High performance with biofilm-composite technology, apparently enhances the earphone's music resolution.HIFI level design can ensure high-fidelity bilateral stereo sound and clear speech.New-style audible unit restores the original sound with noise reduction effect make it chic and outstanding. This bluetooth headphones is compatible with all most of smart devices with Bluetooth chipset with good signal to ensure the effect wireless transmission range reach up to 8-10m. Bluetooth V3.0 with EDR can provide more stable bluetooth signal and lower Power Consumption.Volume control is available and makes it a big bonus for convenient usage. Multi-functions supports one button to answer/reject call,you can take the high-performance telescopic cable from the headphones body for hands-free calling, both sides of the conversation sounds great without any static or background noise. Built-in 120mAh rechargeable Lithium-ion battery to ensure long working time and standby time, you could feel free to talk and enjoy music around 7 hours after fully charged by the built-in USB chip.Also the inner sensitivity microphone is ideal for in-car calling or working use.