"Power supply:a) DC 6V (AAA batteries x 4)b) AC adaptor (6V, 400mAh)"If you are looking for reliable supplier of consumer electronics, why not consider us, SUNSKY Technology Limited?The following prod
"1) Even without driver installation, it can match with Win 98 / Win 2000 /Win XP system2) Digital amplifier technology provides more clear and more powerful sounds3)With USB Charger4)Colors Available