- Supplies synthesizers, effects devices, MIDI equipment and numerous other devices with power via USB port, power bank or USB power supply unit - 6 V DC - 1.5 A (1500 mA) - Polarity: center negative - Output: 5.5 mm barrel connector, 2.1 - 2.5 mm inside - Input: USB-A - Cable length: 145 cm - Among other things suitable for: Roland JD-Xi, Roland MC-707 and much more - AA931MS EUR 21.00 - See more - Buy online