Feature:

1. 4 MIDI inputs and 4 MIDI outputs (64 MIDI channels).
2. Merge function 2 ins-u003e 4 outs included.
3. Perfect MIDI timing.
4. High-speed connection to USB-equipped PC or computers.
5. USB-powered, required no external power supply.

Specification:

This MIDI conversion device is the best companion for music editors to connect multiple MIDI devices for music creation.

Features:
4 MIDI inputs and 4 MIDI outputs (64 MIDI channels).
Merge function 2 ins-> 4 outs included.
Perfect MIDI timing.
High-speed connection to USB-equipped PC or computers.
USB-powered, required no external power supply.
Mini compact portable size.
Can switch among USB mode and 4 Through modes.
Compatible with Wins XP, Vista, 7 and Mac OSX or better.
True plug-n-play, you do not need to install driver for Wins XP, Vista, 7 and Mac OSX.

Specifications:
Material: Metal
Item Size: 146.5 * 83.5 * 40mm / 5.77 * 3.29 * 1.57in
Item Weight: 303g / 10.69oz
Package Weight: 466g / 16.44oz
Package Size: 20.5 * 17.5 * 6.5cm / 8.07 * 6.89 * 2.56in

Package List:
1 * MIDI Box
1 * Cable
1 * Manual (English)

Package List:

1 * MIDI Box
1 * Cable
1 * Manual (English)