Martin OMJM John Mayer Guitar eddie-van-halen Class D amplifier powers the

Class D amplifier powers the 10-inch low-frequency driver

reducing your time to fun

bluegrass and folk music genre

change the tempo

each output maximum current of 300 mA

Martin OMJM John Mayer Guitar eddie-van-halen Class D amplifier powers theIn light of his ever expanding reputation and fan base, Martin collaborated with John Mayer on the creation of a second namesake guitar, one with many of the same attributes as his first OM 28JM Limited Edition, but one that would be more affordable and more widely available in the tradition of the popular Martin 000 28EC Eric Clapton model. This tasteful Orchestra Model exhibits versatility for today's diverse contemporary musical styles. Specs: