Style: In-EarPackage: YesUse: Portable Media PlayerCommunication: WirelessIs wireless: YesFunction: Bluetooth，Noise Cancelling，Wireless Headphone，PortableWith Microphone: YesModel Number: HM2020Connectors: bluetoothBluetooth Profiles: A2DP/HFP/HSP/AVRCPCall electric current: 15mABluetooth Version: V4.1Battery capacity: 95mAhCompatible with: all smartphones， tablet， laptop， PCColor: black，whiteStaus: Brand new in stockPackage Weight: 0.200kg (0.44lb.)Package Size: 10cm x 10cm x 10cm (3.94in x 3.94in x 3.94in)