The Kenton Merge-4 4 In to 2 Out Merge Box allows you to connect 4 separate MIDI sources and combine them all into a single MIDI data stream. This enables you to connect 4 MIDI controllers or keyboards and merge all their data including MIDI clock MIDI time code and SysEx. Featured on the Kenton Merge-4 are 4 MIDI inputs and 2 MIDI outs that enable you to connect several MIDI devices to 1 or 2 MIDI ports. The Kenton Merge-4 combines opto-coupled MIDI inputs and separate drive circuits for each MIDI out socket resulting in optimum performance and quality. Optimum Performance The Merge-4 features opto-coupled inputs and separate drive circuits for each MIDI out to deliver optimum performance. Additionally the Kenton Merge-4 also features active circuitry which can restore quality of signals that have been degraded by losses in the MIDI cable. Connecting Connecting up the device is easy. Connect the MIDI output of your keyboard and/or computer to the MIDI inputs on the Kenton Merge-4 and then connect one of the MIDI out ports of the Merge-4 to the MIDI input of any device you want to control. Features Merge data from up to 4 separate MIDI sources into a single data stream which appears at both of the MIDI out sockets Merges all MIDI data including MIDI clock MIDI time code and SysEx 4 opto-isolated MIDI ins 2 MIDI outs Delivers optimum performance Active circuitry – can restore quality of signals received at the MIDI input that may have become degraded by losses in the MIDI cable Finished in brushed aluminium Housed in a durable metal boxSpecifications Dimensions: 110 x 80 x 35mm Weight: 0.7kg (including power supply) MIDI Ports: 4 x in 2 x out (both deliver the same data)