The Datavideo MB-4-S is a mounting bracket designed for the DAC series, allowing the production crew to keep the studio organized while program production is in progress. The MB-4-S battery mount is compatible with DAC-50S,60,70,8P, 9P, and TC-200. Moreover, a power cable extends from the mount and connects to the DC input on the DAC converter. The users can use this with the SonyNP-QMseries DV batteries.