The A-154 is a 22HP expansion module for the A-155 Analog / Trigger Sequencer and offers a number of new features not found in the A-155's simple control logic. With the A-154, one or two A-155 can be controlled in parallel. The A-154 replaces the previous control unit of the A-155 (ie the area of the A-155 front panel with Start / Stop / Step / Reset buttons and inputs). Details of the unit's extended functions can be found at the Doepfer website. Brand new with warranty. Video: https://youtu.be/rI9zngrAS-QProduct Specs Item Number: 9056 Make: Doepfer Model: A-154 Sequencer Controller Condition: Brand New Finish: Silver Categories: keyboards-and-synths ⇒ eurorack Function: Sequencer Clock Generator Made In: Germany MPN: A-154 EAN: 4250711115401 Modular Grid: Eurorack ⓘ + Dimensions*: 22 HP 80 mm deep Power*: 60 mA +12V 20 mA -12V 0 mA 5V * User contributed details