1.Audio transfer cable with microphone1pc 2.USB charging cable 1pc

 1.Audio transfer cable with microphone 1pc                                          

2.USB charging cable 1pc                                                                        

 3.Colour box + Manual

Power supply3.7V(3.7V 450mAH  LI-ION charging battery)Bluetooth (option): 12meter

USBport:USB2.0Support file format: MPEG 3Sampling rate: (Bit Rate) 32/44.1/48KHz (8Kbps~320Kbps)S/N rate:85dBSensitivity: 108+/- 3 dB at 1 kHz S.P.LFrequency Response: 20Hz - 20 kHzChannel separate limit: 30 dB at 1 kHz S.P.LImpedance: 32ohm +/- 10%Driver Unit: 40mmOutput power: 10mWFM frequency Response:87.5MHz-108MHz

Protable wireless headphone with FM/SD card reader Wireless Headphone support Micro SD card reader MP3 (bluetooth option)