Style:In-Ear Package:Yes Use:MobilePhone Communication:Wireless PlugType:Wireless Iswireless:Yes Function:BluetoothMicrophoneWirelessHeadphoneForMobilePhonePortable WithMicrophone:Yes ModelNumber:R6000 Color:Black;White Standbytime:approx50hours Calltime:approx3hours Musicplaytime:approx2.5hours Chargingtime:approx2hours Batterycapacity:35mAH Size:94.1*44.5*41.5mm