1. Intelligent Noice Reduction 2.Color: Black, White, Light Blue, Brown, Pink, Silver  3.Headset with Audio Sychronization and HIFI Sound Effect 4.This Headphone with Long Lasting Battery Life 400mAh battery capacity support long time playing 5. With TF Memory Card and Support and has Bluetooth Mode, Card Mode and Plug Mode three Connection way 6. Water and Sweat Proof.