Hi is this adapter100% Brand new 100V - 240V AC to DC power Adapter Charger Input : 100V-240V 50/60Hz Output : DC 6V 300mA / 0.3A Out put adaptor jack size : DC plug 5.5mm x 2.1mm the adapters Connector inside positive (+) outside negative (-) Length of the cable: 110CM Power Supply with LED indicator To provide 12 months warranty pack: 1pcs UK Power Supply. Compatible for SBCBA105 SPEAKERS