H4MIDI WC
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H4MIDI WC is the world's first USB dual-role MIDI
interface that you can expand with wireless Bluetooth
MIDI. It can function as a standalone USB HOST to connect
plug-and-play USB MIDI clients and MIDI devices for
bidirectional MIDI transmission. Simultaneously, it can also
operate as a plug-and-play USB client MIDI interface for
any Mac or Windows computer equipped with USB, as well
as iOS devices (via Apple USB Camera Connection Kit) or
Android devices (via USB OTG cable).
The device includes 1x USB-A HOST port (supports up
to 8-in-8-out HOST ports via an optional USB hub), 1x USB-
C client port, 2x MIDI IN and 2x MIDI OUT via standard 5-
pin MIDI ports, along with an optional expansion slot for
WIDI Core, a bidirectional Bluetooth MIDI module. It
supports up to 128 MIDI channels.
The H4MIDI WC comes bundled with the free HxMIDI
Tools software (for macOS, iOS, Windows, and Android).
This software serves multiple functions, including firmware
upgrades, and setting up MIDI merging, splitting, routing,
mapping, and filtering. All settings are automatically stored
in the interface for easy standalone use without a
computer. It can be powered by standard USB power (from