Get rid of those MIDI cables!



What is WIDI Bud Pro?
Advanced Wireless MIDI for all operating systems!
In 2016, we released the world's first Bluetooth MIDI dongle.
With it you can easily add Bluetooth MIDI to all computers via USB.
To this day, many MIDI enthusiasts still enjoy the freedom they gained with the original WIDI Bud.
That is the main reason why our community kept requesting for an advanced update of this premium solution.
With our new improved WIDI technology and the latest Bluetooth 5, it is time to take a step forward.
World's smallest MIDI interface is wireless!

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!

Automatic pairing
Plug, pair & play instantly and without any hassle
Compatible with all standard BLE MIDI devices and WIDI devices


All Major Operating Systems
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Ultra low 3ms latency
Go pro with ground-breaking latency reduction
Advanced jitter and latency optimization capability

Complete Freedom
High performance for studio and stage
Operate with 20 meters (65 feet) range


WIDI Groups
Simply set up WIDI groups via the WIDI App or with the group auto-learn mode.
Easily configure groups of up to 5 Bluetooth MIDI devices.


Reliable Bluetooth 5
Minimize interference with Adaptive Frequency Hopping. Trusted for studio and stage with 2x speed and 4x range

2-Way Performance
Full bi-directional transmission and reception
Dual role automation as both central and peripheral

100% MIDI compatibility
Transmit all MIDI messages over Bluetooth
Virtual MIDI cable for notes, CC, MIDI clock, long SysEx (5kb), MPE

Reduce Cables
Minimize the amount of cables on your desk
Unify your entire MIDI setup with advanced WIDI technology

No external power
Enjoy the fully standalone wireless solution
No battery needed. Powered by standard 5v USB

Lifetime updates
Always benefit from the latest developments
New features updatable via the WIDI App (iOS/Android)
What can you do with WIDI Bud Pro?
USB MIDI to Bluetooth MIDI


- 1Add Bluetooth MIDI to Windows, Linux, ChromeOS
Plug WIDI Bud Pro in the USB port of your computer and ensure ultra low latency Bluetooth MIDI without having to upgrade your PC, tablet or smartphone. - 2Bypass limitations of macOS and iOS
Bypass Bluetooth connection interval of operating systems and enjoy automatic pairing with WIDI Bud Pro. - 3Pair with Bluetooth MIDI instruments and WIDI devices
Pair your operating system wirelessly with any Bluetooth MIDI device using WIDI Bud Pro.
Pair it with any MIDI hardware that has Bluetooth MIDI via other WIDI devices. - 4Create Bluetooth MIDI groups
Easily configure advanced WIDI groups of up to 5 Bluetooth MIDI devices with one (1) central WIDI device and up to four (4) peripherals over 16 MIDI channels. Run multiple groups at once with convenient automatic pairing.
Which WIDI Do You Need?
Technical Specification
Technical Specification | WIDI BUD PRO | WIDI Uhost | WIDI MASTER | WIDI JACK |
---|---|---|---|---|
Bluetooth 5 | Each WIDI device implements high-performance Bluetooth Low Energy 5 (BLE 5) with twice the speed, four times the range and Adaptive Frequency Hopping technology for minimal interference, secure connectivity and optimal wireless performance. | |||
Latency | As low as 3ms between 2 WIDI devices | |||
Range | 20m/65ft without obstacles | |||
Power | Only via USB bus-power. No external power option. | Via USB bus-power or external via USB-C port | Only via MIDI power. No external power option. | Via MIDI power or external via USB-C port |
WIDI App | Available for free for iOS and Android via AppStore & Google Play | |||
WIDI Groups |
Easily configure WIDI groups via WIDI app or with group auto-learn. Create fixed pairs and 1-to-4 MIDI Split/Thru or 4-to-1 MIDI Merge with one (1) central WIDI device and up to four (4) peripherals consisting of WIDI or standard Bluetooth MIDI devices over 16 MIDI channels. Run multiple groups at once with automatic pairing from default memory. | |||
Automatic Pairing | Between WIDI devices and with standard BLE MIDI controllers. | |||
Compatible OS via Bluetooth (Manual paring) | With iOS, macOS and Android via integrated BLE MIDI. With Windows 10 via Korg BLE MIDI drivers. | |||
Compatible OS via USB | macOS, iOS, Windows, Android, Linux, ChromeOS | macOS, iOS, Windows, Android, Linux, ChromeOS | N/A | N/A |
Special |
Adds premium Bluetooth MIDI to all operating systems, including Linux and ChromeOS. Bypass wireless MIDI limitations of iOS/macOS. Enjoy auto-pairing and group auto-learn for WIDI and Bluetooth MIDI controllers with optimal latency and jitter performance. |
Works with all "class complaint" USB MIDI devices. Smart power distribution for bus-powered USB devices. Only works as a USB device with USB hubs. Works with the 1st USB MIDI port for USB devices with multiple (virtual) MIDI ports. Works as USB host with USB OTG cables. |
Work with all MIDI devices with 3.3v or 5v MIDI Power via 5-PIN MIDI OUT ports. Does not work with devices with only MIDI IN or unpowered MIDI Out. Check the instruction manual of your device. |
Accessory cables available for TRS MIDI and DIN MIDI ports. Also works with devices with only MIDI IN or unpowered MIDI ports via external USB-C power. |
Accessory Cables | N/A | Yes. Sold separately for USB B and micro-B. | N/A | Yes. Sold separately. DIN-5, DIN-6 mini, TRS 2.5, 3.5 (1/8") and 6.35 (1/4") |
Technical Specification | WIDI BUD PRO |
---|---|
Bluetooth 5 | |
Latency | As low as 3ms between 2 WIDI devices |
Range | 20m/65ft without obstacles |
Power | Only via USB bus power. No external power option. |
WIDI App | |
WIDI Groups | |
Automatic Pairing | Between WIDI devices and with standard BLE MIDI controllers. |
Compatible OS via Bluetooth (Manual paring) | With iOS, macOS and Android via integrated BLE MIDI. With Windows 10 via Korg BLE MIDI drivers. |
Compatible OS via USB |
macOS, iOS, Windows, Android, Linux, ChromeOS |
Specifications are subject to change without notice.
Buy directly from CME.
Worldwide shipping.

Discover the WIDI family
Bluetooth MIDI solutions. Connect all your MIDI devices!

