Feature: - Bluetooth V4.1 - Portable lightweight and sweatproof design - Built-in microphone - Built-in rechargeable Li-ion battery - Multipoint pairing (connect 2 bluetooth device) - support connect 2 bluetooth device in the same time.(two phones or tablet) - Support voice prompt in English - Support voice calls prompt, reporting calls number in English - Support power display for IOS - Support stereo listen music -Support play music,pause music. Specification: Bluetooth standard:bluetooth 4.1 Distance:<10m Standby time:60 hours Working time:4-5 hours(a full charging) Charging time:1-2hours Color: Rose Gold, Gold, Silver, Black, White Package include: 1 * touch bluetooth headphone 1 * user manual 1 * headphone cable 1 * usb charging