Wireless bluetooth Neckband Headphone Magnetic Adsorption TF Card Stereo Earphone Headset with Mic

Features 1 Unique dual function bluetooth headset Unlike ordinary bluetooth headsets our bluetooth headsets not only support mobile phones or other bluetooth enabled devices but also enable independent playback of music by inserting a separate memory card Not included in the package 2 Highest level of bluetooth Adopted the highest level bluetooth 4 2 version ensure faster bluetooth and device transfer than bluetooth 4 0 or 4 1 providing a fasterstable signal transmission clearer sound quality in noisy environments 3 Comfortable Neck Behind Design Around Neck Behind wearing style fits everyone With the built in intelligent magnet design you can easily trim the earplug cables when you dont need them and hang the headphone like a necklace around your neck 4 Hands Free Calling The modern bluetooth headset design allows you to answer the phone without stopping your work when busy providing an efficient way for your work Also the wireless headset allows switching between voice calls and music through east button control Specifications Model Number L3Optional Color Black WhiteDimension 40 60mm 17 54mm 0 8mmWeight 35gbluetooth Version V4 2Transmission Distance 10MSupport TF Card YesBattery 3 7V 180mAHMusic Time Up to 10 hoursTalk Time Up to 10 hoursStandby Time Up to 300 hoursCharging Time About 2 5 hoursPackage Included 1 bluetooth headphones3 Pair of Earplugs In Big Middle Small Size1 USB Charging Cable1 User Manual