Compatible with All Smartphone Oppo One, Honor 4G, I 6s, Android, Apple iphone 6s 8 10 Phones, Samsung, Nokia, Smart Vivo, on8 9 pro mobilesHeadphone with In-built battery that lasts long (Upto 3 hours of Music, 2.5 hours of Talktime, 24 hours Standby Battery)Mini Device Earphones Small, Convenient and Portable. One Year Warranty Service All over India.Built with Latest Bluetooth version 4.1 technology, backward compatibility with V4 .0, V3.0, V2.1, V2.0. Latest RISC MCU and DSP to provide best quality soundPackage Content : 1 Pcs. Bluetooth Headset & 1 Pcs. Charger Cable