Marshall Diamond Jubilee Family (From left to right: Emberton, Motif A.N.C and Monitor A.N.C) To celebrate 60 years of the iconic brand, Marshall is launching Black Diamond special editions of three bestselling products: the Emberton Bluetooth speaker, Motif A.N.C earbuds, and Monitor II A.N.C headphones. The award-winning Emberton speaker is a compact yet powerful design offering…