The high speed USB MIDI HOST box UMH 20 is a new generation of USB MIDI host boxlaunched by DOREMiDi This product has a standard high speed USB2 0 which hasthe characteristics of strong compatibility fast transmission rate and highstability The product has a firmware upgrade function and is perfectlycompatible with all devices with USB MIDI interfaces Main Feature 1 USB B interface used to power the product the power source comes from an optional standard USB DC5V power adapter 2 USB A interface Standard high speed USB MIDI HOST interface USB2 0 used to connect USB MIDI devices and supply power to the USB MIDI devices 3 MIDI 5 pin interface One in one out 16 channel standard MIDI interface for high performance FTP processing 4 Indicator light product power indicator light USB working indicator light MIDI output output indicator light 5 UpdateKey Support firmware upgrade compatibility upgrade for special MIDI devices 6 High compatibility USB Host Compatiblewith all USB MIDI devices USB2 0 USB1 0 USB1 1 MIDI DIN Compatiblewith all musical instruments with MIDI standard interface Package Included 1 High speed USB MIDI HOST box UMH 20