The NP-1 cup to TA4F is designed to power the Remote Audio BDS (Battery Distrubution System) with an NP style battery . It connects directly to the BDSv4U and can power the entire sound bag with 4 inputs.
Battery Compatibility: NP-1
Cable Length: 24" (61 cm)
Weight: Not specified by the manufacturer
Package Weight: 0.2 lb
Box Dimensions (LxWxH): 7.008 x 2.598 x 1.496"