geek-m2016 ,Bluetooth Earbuds,Car Charger,V4.1 Bluetooth Headphones with USB Car Charger , Charger Adapter with Mini Wireless Headset Hands-free Stereo Earphone with Mic ,2 in 1 Car Charger (black) Multi-Function Design: Combination of Car Charger, Wireless Bluetooth Earbud Bluetooth V4.0 chipset, steady signal and lower power consumption. Effect wireless transmission distance up to 33 feet / 10m(Depend on Environment) between your smartphone and bluetooth earbud. CVC 6.0 noise-canceling technology, allows you to talk clearly in noisy environment Ultra-small Appearance Quickly Charge & Simply Use