This is DIY KIT,you need to solder it by yourself.
Installation: According to the component model written in circuit board to install,all components have been writed parameter,Note that two kinds of transistors do not weld wrong.
As it is very easy to assemble,so there is no additonal assemble instructions,Please note that before you place the order.
Let''s DIY and have fun
Power supply requirement: Dual 12V-AC,so you need to prepare a transformer (110V to AC 12V*2).Two separate 12V AC transformers work fine when in series connection.

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 3.7 inch
Height : 2.9 inch
Length : 5.1 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 0 ounce (View shipping rates and policies)

ASIN : B00NF7RWZG