T-Power Ac Dc Adapter Compatible fits Roland PSB-7U BOSS Audio,Video Replacement Switching Power Supply Cord Charger Wall Plug Spare T-Power High Quality Premium Design with Japanese engineering featuring unique upgrades. Cool Blue illuminated Smart LED light. Engineered to ensure your device receives the proper voltage. Input: AC 100-240V (worldwide use) Output: DC 12V Internal over-tempurature shutdown. Rugged case with moisture-seal protection. 1-year limited warranty.