FineBlue F515 Wireless in-ear earphone Bluetooth V4.1 Headset Noise Reduction hands free Sports Earphone for smart phone (Gold) Features: 1.Bluetooth 4.0 -- With Bluetooth 4.0 technology, it has better performance and stronger signal. 2.Noise Reduction -- Adopting smart chip, which has hifi coding technology, it can filter out ambient noise and provide you a HD calling. 3.Dual Connection -- It can be used to connect 2 devices at the same time. 4.Voice Prompt -- When your cell phone has an incoming call, it reads the phone number. You can press the MFB of the earphone to answer. 5.Battery Percentage Display -- It supports battery percentage display of the iOS system and some Android smartphones, so you can know the power status of your cell phone anytime. 6.Wide Compatibility -- It is compatible with most Bluetooth devices, such as cell phone, tablet, laptop, etc. 7.Rotatable Hanger -- Designed with a rotatable hanger, it is easier and more comfortable for you to wear, and it is also not easy to fall off. 8.Hifi Sound -- Built-in 10mm large-size brass speaker, it has superior bass effect and echo cavity which can reduce the echo crosstalk, creating an immersive music for you. 9.Stylish Appearance -- With streamlined body, metal texture, and piano finish craft, it is stylish and eye-catching. 10.voice prompts in English,French .Spainish and Chinese