api 500 slotThe 500-8B 8-Slot Hh Current lunchbox from API is a perfect solution for those who are seeking a balanced combination of pro-studio sound and the convenience of portability.The 500VPR is internally wired for PIN 2 hot, and comes with the API L200PS. The inputoutput jacks are both XLRs. The 500VPR can hold up to ten API modules.