REMAX RB-S6 Wireless bluetooth Neckband Earphone Shocking Magnetic Adsorption Stereo Sport Headphone with Mic

Features:HD stereo sound offers you incredible sound experience with deep bass and crystal clear treble.bluetooth 4.1 connection, wide compatibility and more stable signal.Built-in microphone for hands-free phone calling.Built-in precision vibrator, timely and accurate vibration when calling, reminding you to answer the phone.Built-in integrated magnets can put the earphone around the neck together when you not using the earbuds.Soft and ergonomic silicone earbud, comfortable to wearSuitable for running, jogging and other outdoor activitiesSpecification:Color: Black, Whitebluetooth Version: V4.1 (A2DP,AVRCP,CVC)Battery Capacity: 160mAh/3.7V(Rechargeable lithium battery)Frequency Response Range: 50-10KHzWorking Time: about 7 hoursCharging Time: about 2 hoursStandby Time: about 200 hoursTransmission Distance: 10mSensitivity: 105+/-3dBHeadphone impedance: 16Charging Voltage: 5V-125mARated power: 5mWSNR: 90dBSize: 140*190*12mmCompatible With: bluetooth 4.1 enabled smartphones and tabletsPackage Included:1 x Headset