Shadow's SH NMG-EP endpin preamps are designed to fit specific sounds of various types of instruments. The acoustic guitar NanoMag pickup's easy installation and low power consumption make these preamps very user friendly and popular. NanoMAG is a small size magnetic pickup that fits at the end of the fingerboard. The pickup provides an acoustic sound, but can also produce a sweet blues or jazz sound. The acoustic guitar pickup is very resistant to feedback and has incredible dynamics. NanoMAG is a breakthrough in magnetic pickup technology.