More Details:<br><br><br><br><br><br><br><br>Specifications:<br>          Basic Specification            Brand Name        Xiaomi             Model Number        LYEJ01LM            Type        In-ear            Compatible With        Most of mobile phones            Bluetooth Version        4.1            Dimensions (cm)        5.6*1*0.8cm            Net Weight        6.5g            Bluetooth protocol        HFP\/A2DP\/HSP\/AVRCP            Charging Time        About 2 hours            Standby Time         About 180 hours            Talk Time        About 5 hours            Optional Color        Black， White， Deep Blue            Other Function        Can connect to two devices at the same time            Blue Indicator light        When earphone has connected to device.            Red Indicator light        When charging the earphone or turn off the earphone            There is a button at the top of the earphone. When turn on or connect to device， you need to press it:         1. Turn on\/ turn off         2. First time connect to divice， need to long press          3. Answer incoming call， press once.         4. Reject a call， Long press about 1 second.         5. Redial recent number while earphone is in standby status: Just press twice.         6. Enter mute: press twice while talking.         7. Pausing the music: press once         8. Factory data reset: Long press until red and blue light appear alternate flash， when earphone is in charging status                Package  Included         1 x Xiaomi Earphone             2 x Earmuff             1 x Charging Cable             1 x Instruction