Provide long-lasting AC or DC power for your camera with this Digital 90 Battery Kit with Tandem-70 Charger & QR-SDH Plate kit from B&H Photo. This kit includes one Gold mount Digital 90 battery and the Tandem-70 on-camera AC power/charger. The included QR-SDH V-mount to Gold mount adapter is compatible with Sony XDCAM HD, XDCAM EX, SX, select Sony HD, and legacy Digital Betacam and Betacam SX camcorders.