Pyle-Pro PWMA930I 600 Watt VHF Wireless Portable PA System/Echo with iPod Dock This item is non returnable. Docking system suitable for nano and classic iPod Unit powered by internal, rechargeable battery pack(Check the User Guide Below) 1 VHF wireless mic with FCC certificate 2 mic, 1 guitar and 1 audio '' input. One 6.35mm male to 3.5mm stereo female adaptor.