Home › Forums › Products › Stompboxes › H9 USB connections, how many at once? › Reply To: H9 USB connections, how many at once? September 23, 2015 at 8:48 pm #140703 gkellumParticipant Well, there's no limit. H9 Control goes through all the connected MIDI devices, and if they are named H9 something, it tries to connect to them. So, you should have no trouble connecting to H9s via USB.
