Purple outline shows a short cable. The rest is the large wiring harness. 2 Ballasts get power from the wiring harness and they output to the back of the headlight.
Halos connections
Right side:
Halo power module with 3 connections. Rightmost is power/ground. Next is input into the headlight assembly (white connector). On the left is input from the Bluetooth module on the left.
Left side:
Bluetooth module. Blue light in upper left is on when power is applied.
There are 4 connections. Leftmost is power/ground. Then there are 3 outputs (channels) with 2 connections each. Each channel has left and right outputs into the Halo modules.
Halo module showing white connector attached to the white connector from the headlight housing. Orange and black cables connect to power and ground.