F-V3 Bluetooth Wireless Headset Stereo Sport Retractable Earphone With Clip for iPhone Samsung - Gold Type: In-ear HeadsetFunction: Music Listening + Phone Answering Bluetooth Specification:Bluetooth 4.0Duration:About 3 hoursMusic Time:About 3 hoursStandby Time:About 120 hoursMain Function:Stereo sound switch machine english hints.Material:Plastic and rubberDesign: With clip Features: Lightweight,fashionable design,portable.Allows you to wirelessly enjoy stereo music or conveniently answer calls while doing sports.Suitable for mobile phones and PC.Excellent stereo sound quality and noise abating.Supports multipoint technology allowing to connect two phones at the same time.With retail package.