Rockboard Ace Voltage Doubler Cable

Rockboard Ace Voltage Doubler Cable, Cable for increasing the output voltage, For combining the output voltage of two insulated power connections (e.g. 2 x 9 V to 1 x 18 V), With compact plugs, 2 x Straight 2.1 x 5.5 mm barrel plugs (black) wired in parallel to 1 x 2.1 x 5.5 mm barrel socket (blue), Cable length between plug and socket: 20 cm, Plug dimensions (L x W x H): 20.5 x 11 x 8.5 mm ...