1 meter cable is supplied. Only one connection to either chassis or signal ground is recommended .
This has now been revised to the Next Generation with improved cable.
Usually the DAC, media player, preamp or integrated amp is a first connection to make.
Connect the supplied cable to the grounding device with either the spade or banana, then connect the copper laboratory clip to the chassis ( loosen off a chassis screw if preferred ) have a listen for an hour or two, then swap and clip on to a spare RCA terminal over the negative. Have another listen for around the same time and decide which is preferred. The chassis or the RCA 9 signal ground )
Repeat this process with the next ancillary, and decide which one is best, for maximum performance.