Bluetooth 5.0 chip. - Built-in high with true copper ring speaker, three-band equalization, bass cymbal. - Siri voice assistant, ready to go, complete your voice command. - Smart touch, which can control music and incoming calls. - Wireless charging compartment. - Automatically pairs with the last connected phone. - Compatible with iOS and Android devices. Please note: this product is not recommended for watching videos as it creates lip sync.