Features: 100%Brandnewandhighquality SupportA2DPstereoprofile 3.5mmstereoinletsocket Wirelessmusicreceiverconnectto3.5mmheadphonejacks Usewithhomestereo/speakerscarstereosheadphonesetc. Onebuttonforcontinuouswithmini-USBcharger Sleepmodeforenergysaving. Canconnectmicrophoneandsupportphonecallingthroughbluetoothdongle Specifications: Bluetoothversion:BluetoothV3.0 Bluetoothprofiles:A2DP Effectiverange:Upto33feet(10m) Color:Black Size:50mmx25mmx10mm Packageincludes: 1xCarBluetoothMusicReceiver 1x3.5mmaudiocable 1x3.5mmmaletomaleaudioconnector 1xUSBCable