2Pcs Stereo Input Jack Plug Socket Output 1/4" 6.35mm Socket For Electric Guitar sound Birch handles are polished for

Birch handles are polished for the smoothest natural finish

Made of high quality ABS material

What are the functions of the two extra wires on two ends

or after 3 months of use

AAA battery is required (NOT INCLUDED)

2Pcs Stereo Input Jack Plug Socket Output 1/4" 6.35mm Socket For Electric Guitar sound Birch handles are polished for2Pcs Stereo Input Jack Plug Socket Output 1 4" 6. 35mm Socket For Electric Guitar Package list: 2 x Stereo Output 1 4" 6. 35mm Socket Material: Iron+Copper. Suitable for most electric guitar bass. Length: 3cm 1. 18inch Diameter : 2cm 0. 79inch Open circuit function jack output accept standard 1 4" plug. Standard 1 4"stereo jack with two nuts and washer for proper height adjustment. Electronic when stereo plug is inserted. Used as stereo guitar bass