ONUKI i100 Bluetooth Headphones, Best Wireless Earphones for Sports, Running, Gym Workouts. 2018 Upgraded. IPX7 Waterproof, Sweatproof. Noise-Cancelling Earbuds w/Mic Professionally-tested components + Bluetooth 4.1 CSR technology for true HD HIGH FIDELITY SOUND and DEEP BASS will make you fall in love with ONUKI at first sound or your money back!