For sale is a vintage 1980s Roland MSQ-100 Digital Keyboard Recorder / Sequencer in fully working electronic condition. It has been family owned from new. This unit is a fantastic find for collectors and vintage hardware enthusiasts, as it comes bundled with its original physical Roland owner manual and the original factory Roland/Boss power supply unit (PSU) and is in great cosmetic condition for its age. Functionality: Fully tested and in excellent working order. All buttons, ports, and sliders function as they should. Internal Memory Battery: Please note that the internal memory battery currently needs replacing if you wish to store sequences after turning the power switch off. This is a very standard, inexpensive maintenance task for Roland gear of this era, or the unit can be used immediately as a rock-solid live MIDI-to-DIN Sync converter without changing it Cosmetics: In good vintage condition with minor surface wear consistent with age (please see photos) Ideal as a period-correct companion for the Roland Juno-106 (features the original magnetic base feet) or as a bulletproof MIDI-to-DIN Sync (Sync 24) clock converter for your TR-808, TR-909, or TR-606.