【Product Description】 This is the Roland SDE-2500, a legendary digital delay unit. Released in the 1980s, this rack-mounted delay was a favorite of top professionals at the time. It features a maximum delay time of 4000ms and MIDI control. It combines a thick, analog-like sound with the stability of digital technology. Especially among guitarists and synth users, the warm delay sound unique to vintage units is highly regarded. It is a rare model now and is also popular as a collector's item. 【Main Specifications】 Model Number: Roland SDE-2500 Input/Output Terminals: INPUT / OUTPUT (DELAY, MIXED) / CV IN / MIDI IN・THRU / REMOTE SWITCH Delay Time: Up to approximately 4000ms Number of Memory Banks: 64 MIDI Compatible Power Supply: AC100V 50/60Hz Dimensions: Approximately 482 × 285 × 45mm (1U rack size) Weight: Approximately 4.3kg Made in Japan 【Condition of the Product】 ・Operation confirmed (power on, sound output, and operation of each knob/switch confirmed) ・Slight scratches and marks on the main unit (see images) ・There is some wear and tear on the top panel and edges, but overall in good condition. ・It is a used item in good condition considering its age. 【Accessories】 ・MIDI Implementation Chart (all documents) ・Power cable (attached to the main unit) (All items shown in the photos are included) 【Notes】 ・Due to being a vintage device, there may be some deterioration in appearance due to aging. ・Please refrain from purchasing if you are looking for perfection or are overly sensitive. ・Please note that it may be sold out as it is also listed on other sites.