Wireless Bluetooth Headset WISETIGER V4.0+EDR Neckband Stereo Sports Universal Headphone for Apple & Android Smartphones (White) Bluetooth specification Bluetooth V4.1+EDR, Talk Time:5hoursMusic Time: 6hoursStandby Time: 55hoursCharge Time:2hoursWorking Distance Range:About 10m Clear and Stable SoundNoise-cancelling microphone reduces background noise,can ward off the peripheral noise and letting you enjoy your media free of distractions. Universal device compatibility: Compatible with most Bluetooth-enabled phones, and reduce external sound. Like Apple iPhone 6 Plus 6 5S 5C 5 4S, iPad Air Mini , Samsung Galaxy S5 S4 S3 S2, Note 2 3 4, Nexus 5, LG Optimus G2 G3, HTC One M8, Kindle Fire HD and more Android, Windows smartphones. Comfortable Wearing & Sweet Proof for SportsEquipped to be fully exercise-proof with signal enchancement technology and custom fit. Effectively prevent sweat and rain from interfering operation of headset. Simple to Use: Super easy and fast paring with your smartphone or other Bluetooth device; Easy controlling all functions of your music and calls from your phone via our user interface on the headphones themselves.