15V Power Supply for 4pin XLR cameras like Panasonic VariCam and VariCam LT, Sony F55 and F5, Digital Bolex, Blackmagic URSA, URSA Mini and Studio Camera and many more. Also works great with their D-Box Alexa Mini, D-Box C300mkII and 4pin XLR adapter cables. Plugs into the male 4pin XLR input on the camera and provides up to 10A. Includes U. S power cable and can accept 120V / 240V A/C input.