Roland UM-4 64-Channel MIDI Processing Unit

The Roland UM-4 (S-MPU64) is a 4x4 USB MIDI Interface for PC (Win 98) iMac and USB equipped Macintosh G3 Series, providing 4 independent ports (64 channels) and reliable, high speed connection between you computer and MIDI devices.

Features:

• Using a high-speed USB results in an amazing response even for simultaneous multitrack performance
• Connects to any personal computer equipped with a USB connector, whether desktop or laptop
• "Plug & Play" capability eliminates the need for the annoying settings required by personal computer connection (unlike ISA/PCI cards)
• Power is supplied from a personal computer via the USB connector so no additional power supply is needed
• Since the interface does not use serial and parallel ports, it frees up ports allowing a modem and printer to remain connected
• 4 MIDI Ins and 4 MIDI Outs accommodate complex multitrack sequencing
• Individual LED indicator for each MIDI In/Out port
• Hybrid CD-ROM with drivers for both Windows and Mac platforms.
• Using a PC equipped with multiple USB connectors allows controlling up to four UM-4/S-MPU64 units at one time (64 x 4 = 256 tracks)

Specifications:

• Connectors : USB, MIDI In 1-4, MIDI Out 1-4
• Indicators : USB (red), MIDI In 1-4 (red), MIDI Out 1-4 (green)
• Power supply : Supplied from personal computer, Current draw: 150 mA
• Dimensions : 218 (W) x 100 (D) x 46 (H) mm - Half-rackmount size
• Weight : 0.7 kg
• Accessories : USB Cable, Hybrid CD-ROM containing drivers for both Windows and Mac. (with built-in Patch bay function for Windows 98)

PC System Requirements:

• Microsoft Windows 98 with version 1.0 USB connector
• Pentium processor 166Mhz or higher. 32 Mb of RAM

MAC System Requirements:

• MacOS 8.5 or better running on USB equipped iMac or New Power Macintosh G3 Series computer.
• PowerPC G3 processor 233Mhz or higher. 64 Mb of RAM.