Zuki.., I know a guy who upgraded to the H4. He works with a Church choir.., and said he loved both units, but felt the money spent was well worth the upgrade (or at least to him it was)
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GEAR: Yamaha MOXF-6, Casio MZX-500, Roland Juno-Di, M-Audio Venom, Roland RS-70, Yamaha PSR S700, M-Audio Axiom Pro-61 (Midi Controller). SOFTWARE: Mixcraft-7, PowerTracks Pro Audio 2013, Beat Thang Virtual, Dimension Le.