art dual pre usb interface 2x2 preamp microfone line knob R$ 759

art tube mp project series pre amp tubo de 1canal cpmusic R$ 499

equalizador phonic mq3600 dual ch 31 band R$ 949

art dual pre usb interface 2x2 preamp microfone line knob R$ 759

behringer dualfex pro ex2200 R$ 379

art dps ii preamp para microfone valvulado 2 canais knob R$ 1790

art mpa gold preamp para microfone valvulado novo knob R$ 3790

art tube mp project series preamp valvulado usb novo knob R$ 759

equalizador phonic ia23if dual ch 31 band w feedback R$ 1359