The Roland SDE 1000 Guitar Synth Processor is a vintage digital delay unit from the 1980s, known for its capability to generate two different sounds with its built-in effects. This rack-mountable processor is designed with input/output ports including MIDI, DIN, and 6.35mm TRS/TS, providing a versatile option for musicians looking to enhance their guitar tones with digital delay effects. With a sleek black design and a frequency range of 20 Hz - 20 kHz, this unit delivers high-quality sound processing for a range of musical applications. Made in Japan by the trusted brand Roland, the SDE 1000 is a sought-after piece for those seeking a classic digital delay sound.In very good used working condition as pictured.