Bluedio S2 Wireless Bluetooth 4.0 Stereo Earphones Headsets with Mic for Cellphones. Bluedio brand bluetooth stereo earphone for smartphone. Convenient for answering calls or listening music during driving or doing sports. Sweat-proof: Effectively prevent sweat and rain interfere with headset operation. Multipoint pairing: Connect to 2 mobile phones simultaneously. Voice command: Speak "Yes" or "No" to pick or reject call. Bluetooth hands free, enhance driving safety. Clear bass resonance and CVC wind noise reduction. Redesigned 3rd generation silicone earbuds. Bluetooth Version: V4.0. Buy this and you can Save 20% Off For Bluedio S2 Wireless Bluetooth 4.0 Stereo Earphone for Cellphone + Free shipping@TinyDeal