Cigar Box Amplifier KIT with Wooden Cigar Box, Hardware and How-To Guide! Build your own amplifier! Contains everything you need to build a great cigar box amp. Includes nice all-wood cigar box (sizes and styles vary), all hardware & how-to guide. Kit comes UNASSEMBLED. 2.5-watt Artec amp board produces very respectable amount of volume off of a 9V battery On-board Tone/Gain Trim Pot allows fine-tuning of sound; also has optional headphones and output jack hookups Only basic know-how and tools for drilling, cutting, soldering and hardware assembly (putting in screws) required!