Description Product Name: Halter Satin Prom Dresses 2017 High Low A-Line Lace up Back Formal Long Draped Evening Gown Party Dresses Special Occasion Dresses Short Description:This gown is designed by the popular designer and beloved by many females. It is free shipping and in high quality and competitive price. --> Specifications: Type: Sport bluetooth In-ear earphone Bluetooth version: Bluetooth V4.1 Supports: HSP, HFP, A2DP and AVRCP/Handfree Microphone: Built-In Operation distance: up to 10M Charging time: about 2 hours Efficient working time: about 3 hours Standby time: up to 100 hours Description: 100% Brand new and high quality. Ergonomic in-ear design with ear hook, unique and cool Bluetooth V4.1+EDR, support stereo music Volume control, volume down/up, next/previous song Built-in rechargeable battery, come with a charging cable Noise cancellation design, perfect sound quality Compatible with most Bluetooth enabled cell phone/Tablet/PC/Laptop Support systems: Windows/IOS/Android Hands free while driving/walking/sporting Packaging Iist: 1 X Bluetooth Earphone 1 X Micro USB Charging Cable 1 X Manual More Description