Equipped with a stabilized power circuit (low voltage circuit); Comes with 4 types (φ3.5/4/5/5.5 mm)); Dedicated for digital audio devices; Supports both polarity (+/-) outputs: 4.5V 500mA (03-1994), output 6V 500mA (03-1995). (Specifications) b(Specifications) / b(Input): AC 100 V 50 / 60 Hz 10 VA; Output: DC 3 V 500 mA; Cord Length: Approx. 5.9 ft (1.8 m); Accessories: Φ0.1 / 0.2 / 0.2 inch (3.5 / 4 / 5 mm) conversion plug (Φ5.5 mm) is installed in the socket).