MEMTEQ BH-M62 Bluetooth 4.1 Wireless Stereo Sports Headphones, Noise Cancelling Sweat Proof Earbuds, Car Hands-free Calling Earphones with Microphone Stong Wireless Signal: Bluetooth 4.1 version provides high-fidelity stereo music and clear speech within 33ft, can be connected with any bluetooth enabled devices, such as iPhone 6, 6s, 5s, 5, Samsung S6, S5, iPad Ergonomical and Lightweight Designed: 3 pair soft rubber eartips (S/M/L) fit your ear perfectly and stay comfortably Durable and Sweat Proof: ideal wireless earbuds for the Gym, Hiking, Cycling, Jogging, Climbing without annoying cables. Long Using Time: Up to 8 hours of continuous talking / music time and up to 200 hours of standby with a single full charge. Great and Friendly Customer Services: Offer 12 month warranty and lifetime technical support