WIDI Jack by CME pro

Thanks to CME, you can now add TRS MIDI, DIN-6-mini MIDI and DIN-5 MIDI to your PIRATE MIDI devices. You even can work with MIDI ports on other devices.

Replace your USB to MIDI cables. Connect to MacOS and iOS wirelessly with the versatility of Bluetooth to MIDI technology or connect two WIDI Jacks for intrument-to-instrument MIDI communication.

What is WIDI JACK?

WIDI  jack is your virtual mIDI interface

Bluetooth MIDI is the new wireless standard as approved by the MIDI Association.
Now you can connect all your MIDI devices - without cables - even without computers - with WIDI Jack!

Smart Connectivity Algorithms

WIDI distinguishes itself from any other Bluetooth MIDI technology available through its unique SCA technology. SCA is a collection of highly effective algorithms that optimise the performance of WIDI in any given situation. SCA stands for Dual Role Automation, Automatic Pairing Mode, Smart Hub Functionality, Latency Reduction Optimisation and Range Performance Optimisation!

Instrument to instrument BLE MIDI Connectivity
Simply replace your MIDI cables
Rearrange your studio and enjoy the freedom of WIDI
No External power needed
Enjoy the fully standalone wireless solution
Supports both 5v and 3.3v on MIDI OUT
Bluetooth 5: Go Fast, Go further
Trusted technology for live and on stage
Secure connection with twice the speed and four times the range
Versatile Cable Options
Connect with even the rarest MIDI instruments
USB power for MIDI IN or unpowered MIDI OUT
Ultra-low 3ms Latency
Go pro with ground-breaking latency reduction
Smart algorithmic transmission optimisation
User-Friendly Controlling app
The easiest way to process your lifetime updates
Always benefit from the latest developments
automatic pairing
Setup instantly. Operate easily.
Automatically switch between central & peripheral
secure attachment
Simply stick it to your MIDI device
Clever design solution with magnet
MIDI Clock and SysEx
Sync your drum machines, step sequencers and arpeggiators
Transmit all MIDI messages over Bluetooth
wide compatibility
Switch between TRS MIDI type A and type B
Fully compatible with WIDI Master and future WIDI family

what can you do with MIDI over Bluetooth?

Fully standalone. Completely Wireless. 100% MIDI.

Add Bluetooth MIDI to all your MIDI devices. Connect pedals, controllers and instruments by utilising the different cable options. Add an external power supply via USB-c for unpowered MIDI ports and devices with only MIDI IN.
Simply stick WIDI Jack to your device with the smart magnet and enjoy ultra low latency wireless MIDI.

Connect two standalone MIDI hardware devices with two (2) WIDI Jacks or mixed with WIDI Master.
Bluetooth  (BLE) to MIDI
Pair your bluetooth MIDI controller with any standalone MIDI hardware device using one (1) WIDI Jack unit.
Play your standalone MIDI hardware and pair it with your iOS device or Mac with one (1) WIDI Jack unit using smart auto switch mode. For Windows/Android use Android 8 or later, Windows 10 v1909 or later.
1-to-4 MIDI Thru + 1-to-4 MIDI Merge
Add up to five (5) WIDI devices per wireless group. Enjoy duplex (bidirectional) transmission between one (1) central (master) and up to four (4) peripherals. And run multiple groups simultaneously saved as default settings in your WIDI devices' memory.
Connect MIDI devices with mini Jack MIDI (2.5mm or 3.5mm (1/8") and Type-A/Type-B)
Connect MIDI devices with only MIDI IN via USB-C external power supply port on WIDI Jack
Connect MIDI devices with DIN-6-mini MIDI
Connect MIDI devices with unpowered 5-PIN DIN MIDI via USB-C external power supply port on WIDI Jack

Cable options


2.5mm TRS to DIN5 cable adapter

6.35mm (1/4") TRS

2.5mm TRS to 6.35mm TRS cable adapter

3.5mm (1/8") TRS

2.5mm TRS to 3.5mm TRS cable adapter

2.5mm TRS

2.5mm TRS to 2.5mm TRS cable adapter

mini din6

2.5mm TRS to mini DIN6 cable adapter



MIDI IN/OUT (2.5mm jack/TRS)
USB Type-C (power only)

Compatible MIDI devices

All MIDI devices with 2.5mm or 3.5mm (1/8") TRS (Type A/B), mini DIN, 5-pin DIN via multiple cable options

power supply

5v/3.3v via MIDI OUT5v via USB


Switch buttonTRS switch (Type A or B)


Only 40% the size compared to your Apple iPods charging case!
34mm (W) x 14mm (H) x 38mm (D)


Bluetooth 5, MIDI over Bluetooth Low Energy-Compliant

Compatible wireless devices

WIDI Master, WIDI Jack, WIDI Uhost, WIDI Hub4, WIDI Ped3, WIDI BUDStandard Bluetooth MIDI controllers, Mac, iPhone/iPad/iPod Touch with Bluetooth 4.0 or later.

compatible OS

iOS 8 or later, OSX Yosemite or later
Android 8 or later, Windows 10 v1909 or later


As low as 3 ms (test with two WIDI Masters on BLE 5)


20 Metres without obstruction

Firmware upgrade

By air using WIDI App (iOS/Android)


Multicolor LEDs

power consumption