The YAMAHA YME8 MIDI EXPANDER is a MIDI expander for distributing MIDI signals to multiple devices, and can be used in a configuration of 1 input and 8 outputs, or 2 inputs and 4 outputs x 2. ◎ Main Specifications and Features - MIDI Input Terminals: 2 systems - MIDI Output Terminals: 8 systems (MIDI THRU) ※ Distributes from 1 input to 8 outputs, or from 2 inputs to 4 outputs each. - Size: Width 164 x Height 30 x Depth 72mm - Power Supply: External power supply DC6-12V, 100mA (reverse polarity connection not allowed) - Accessories: AC adapter (PA-1) DC12V 300mA ◎ Purpose of Use and Advantages - MIDI clock distribution - Convenient for sending synchronization signals to multiple effectors and sound sources. - Avoiding chain connections - Stable signal supply is possible, avoiding delays and power dependence caused by MIDI thru. - Good compatibility with old equipment - Ideal for connecting with MIDI devices from the 1990s to the 2000s. ◎ Recommended for those who: - Want to control multiple MIDI sound sources and effectors simultaneously - Want to send MIDI signals extensively from a DAW or hardware sequencer - Are collectors or music producers who want to utilize retro MIDI equipment ◎ Contents of the listing 1. YAMAHA YME8 Main Unit 2. Dedicated AC Adapter YAMAHA PA-1 3. YME8 Instruction Manual (printed from the Japanese version downloaded from the YAMAHA official website) ◎ Condition ※ 【Fully functional】 I have confirmed the operation of each port. ※ Photo 7: There is peeling of the paint. (It was already in this condition when purchased.) In addition, there are some scratches, but overall there are no noticeable stains. ※ You can always refer to the "YME8 Instruction Manual" PDF (Japanese or English version) from the YAMAHA official website.