12 Volts DC operation;
BNC or RCA video connectors.
Wiring (provided by end user) required, for from the garment, to your own recording or transmitting device.
If you're uncomfortable with the idea of doing your own wiring, you may prefer to get the DoubleWhammy, SatchelDome 5, AstroBoy, or NetPack, which are much easier to wire because of the spacious interiour of the pack or satchel.