Seymour Duncan Dave Mustaine Livewire Pickup Set, Nickel Covers. The active preamp allows more gain and higher output without feedback. Ideal for classic rock, punk, garage, thrash, old school metal, nu-metal, black metal and other aggressive music styles. - Active pickup set (neck and bridge pickup) - AlNiCo V magnet - resonant frequency neck: 6.3 kHz - resonance frequency bridge: 4.1 kHz - nickel-plated caps with engraved Dave Mustaine signature - 9-volt preamp with class A circuit - delivery includes all necessary parts (potis, socket and battery clamp) - 3 core. Shielded connection cable - Made in the USA.