https://www.iconnectivity.com/products/midi/iconnectmidi2plus/2 In & 2 Out Sets of MIDI DIN Connectivity
MultiHost Capability - Connect 2 Computing Devices Simultaneously
Supports MAC, PC, and iOS Computing Devices
Audio passThru™ From One Computing Device To Another
Integrated MIDI Manager With Snapshot Preset Storage - For MIDI Thru, MIDI Merge, Filtering, and Advanced Routing Control
USB MIDI Class Compliant
USB Bus Powered
Supports 10 Ports of 16 Channels of MIDI I/O Per Port
Plug and Play - No Drivers Needed
Charge iOS Devices via Optional Adapter (Not Included)
Macintosh
Mac OS X 10.8 or greater
1 free USB port
Windows
Windows 7 or later
1 free USB port
iOS
iOS 8 or greater
CoreMIDI compatible app