H2MIDI Pro

USB Host MIDI Interface
MIDI Router + Filter + Mapper

Minimal Size, Maximum Features

Compact USB Host MIDI Interface

Experience the perfect balance of power and form with the H2MIDI Pro.
Advanced features, engineered for excellence, designed for your workflow.

Future-proof 32-bit processor

High-precision transmission at four times the speed with groundbreaking accuracy.

High-speed optocoupler

Seamless synchronization of all MIDI devices with secure error-free MIDI data input.

Accurate transmission

100% exact transfer of all MIDI messages. Including clock, sysex, MTC and MPE.

Free HxMIDI Tools for full MIDI control

Configure MIDI splits, merges and advanced MIDI filtering + remapping via free software.

Dual power option

5v USB power bank for mobile application.
9v DC power supply for guitar pedals.

Transmit any MIDI message

High-speed processing of all MIDI messages. Including clock, sysex, MTC and MPE

Small size, Big impact!

SIMPLE MODE

USB MIDI to 5-pin DIN without computer

Seamlessly connect USB MIDI keyboards, controllers, and devices to traditional MIDI hardware without the need for a computer. Compatible with USB class-compliant MIDI instruments, including digital pianos, drum machines, portable keyboards, guitar pedals, EWIs, synthesizers, and more.

EXPAND MODE

Up to 8-in-8-out HOST ports + 1-in-1-out MIDI I/O

Accommodate up to 8 USB MIDI devices via an optional USB hub, providing flexibility for complex setups.
Enjoy bidirectional MIDI communication via 5-pin DIN MIDI ports, perfect for interfacing with MIDI hardware.

ADVANCED MODE

Instantly add 2-in-2-out virtual MIDI ports via USB-C

Easily connect to your computer via USB-C, offering 2 inputs and 2 outputs of virtual MIDI ports.
Compatible with leading operating systems, including MacOS, Windows, iOS, Android, Linux, and ChromeOS.

CUSTOMIZE MODE

MIDI Routing + Filtering + Mapping

Configure via HxMIDI Tools software (Win/Mac/Android/iOS)

Master your MIDI setup with precision using the HxMIDI Tools software, available for macOS, Windows, Android, and iOS. Customize routing, apply intelligent MIDI filtering, and perform robust message remapping effortlessly.

HxMIDI Tools

MIDI Router

Simply configure MIDI thru, MIDI merge and MIDI split setups via the free software.

MIDI Filter

Easily filter out any MIDI message from any MIDI channel on both inputs and outputs.

MIDI Mapper

Transforms your knobs, buttons, and sliders into expressive tools for complete control

4 Presets (Button + MIDI)

Supports up to 4 presets, switch between configurations without a connected OS

SMART MODE

Stay ahead of the curve with integration and customizable expansions, ensuring your setup evolves with your needs.

Innovative design and smart solutions tailored to community input

Dual Power Options

Power up on the go with a USB power bank.
For guitar pedal enthusiasts, enjoy seamless integration with the dedicated DC power supply.

Guitar pedal ready

Ideal for cramped pedalboards, its slim design and reversible placement save space. Lightweight yet durable, it won't weigh down your setup.

CME - The MIDI Experts

100% community-driven technology based on 30 years of experience

CME is a contributing board member of the International MIDI Association

With more than 30 years professional experience, our devices are used and praised by top musicians and engineers around the world.

CME's technology is 100% validated by the worldwide MIDI community

With thousands of MIDI enthusiasts around the world, the active community exchanges knowledge via the vibrant Facebook Group.

Technical Specification

Specifications are subject to change without notice.

Technology	USB Host and client, both compliant with USB MIDI class (Plug and Play)
Connectors	1x USB-A (Host), 1x USB-C (Client), 1x 5-pins MIDI DIN Input, 1x 5-pins MIDI DIN Outputs 1x DC power socket (External 9V-500mA DC adapter not included)
LED Indicators	4 LED lights
Buttons	1x button for presets and other functions
Compatible Devices	Class compliant USB MIDI client devices (support one external hub with up to 8 MIDI devices or ports) Computers and USB MIDI host devices Devices with standard MIDI sockets, including 5V and 3.3V compatibility
Compatible OS	macOS, iOS, Windows, Android, Linux and Chrome OS
MIDI messages	All messages in the MIDI standard, including notes, controllers, clocks, sysex, MIDI timecode, MPE
Wired transmission	Close to Zero Latency and zero Jitter
Power Supply	USB-C Socket. Powered via Standard 5V USB bus or charger DC 9V-500mA (5.5mm x 2.1mm) Socket, polarity is Positive outside and negative inside. USB-A Socket provides power* to connected devices * Maximum output current is 500mA
Configuration & Firmware Upgrade	Configurable/Upgradable via USB-C port using HxMIDI Tool software (Win/Mac/iOS/Android tablets through USB cable)
Power Consumption	281 mW
Size	75 mm (L) x 38 mm (W) x 33 mm (H) 2.95 in (L) x 1.50 in (W) x 1.30 in (H)
Weight	59 g / 2.08 oz