5 years. microphones dlivrant beautiful harmonic sound and good power. nothing can be loved less on micro. I have almost all of my guitars pickups, emg, fender, gibson, 490 and 498, bursbucker, micro esp lh 200, pearly-gates at the seymour, seymour alnico 2 home, di Marzio Tone Zone, the rest sh4 one of my prfrs. quite good given the quality at all levels. I would do without this choice problem.