The Kenton Thru-25 is a massive box for splitting MIDI signals.
The signal at MIDI input is being output at twentyfive parallel MIDI Thrus. Works for ALL MIDI messages including Clock, SysEx, MTC etc.
It is an active device that isn't being powered by the MIDI line but by the included wall wart.
9V switch mode power supply included. Products are supplied with the appropriate power supply for the delivery address. Four types are available, UK / EU / USA / Australia.
Power: 9V at 150mA regulated or unregulated
Dimensions: 300mm x 54mm x 35mm
Weight: 460g including power supply