sell skype phone

Description :
Adjustable-Microphone ,fits you well ,super voice
quality ,synchronous on line chatting .
Conversation encrypted ,USB connector ,instant
plug and-play function.No need external power supply or
sound card.Easy to phone-in and phone-out with function
control box,volume adjustable .
Specification :
Type :              USB Skype stereo Back phone
Mic Sensitivity :       - 40db+/- 3db
Mic Impedance :   
Driver Unit   :       30mm
Frequency Rang :     20-20KHZ
Sensitivity  :        108+/-5db(at 1 HZ)
Impedance :         32ohm
S/N ratio  :          70db
Rate power :        4mW
Max.Input power :   10mW
Cable length :       2.5m
Plug   :           2*3.5mm & USB Plug
Weight :           85+/-3 g ( with cord )
Packing list :
PCS/CTN :         80 PCS
Carton size :        65*53*75.5  cm
Gross weight :      15 KG