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:USB2.0
Support file format: MPEG 3
Sampling rate: (Bit Rate) 32/44.1/48KHz (8Kbps~320Kbps)
S/N rate:85dB
Sensitivity: 108+/- 3 dB at 1 kHz S.P.L
Frequency Response: 20Hz - 20 kHz
Channel separate limit: 30 dB at 1 kHz S.P.L
Impedance: 32ohm +/- 10%
Driver Unit: 40mm
Output power: 10mW
FM frequency Response:87.5MHz-108MHz