Eartec UltraLITE interface to wired intercom Metro and ClearCom (30V)

The Eartec UltraLite interface unit bridges their Ultralite HUB Wireless System with a 2 wire Clearcom an Metro Theatre intercom system.

2 wire XLR3 specifications 

1-Ground
2-Power (30V DC)
3-Audio

Part number HUBINCC.

For Clearcom and Metro systems, which produce a slightly higher intercom voltageplease order HUBINCC. 

The variation in model can only be deduced from the rear housing label behind the rubber PDA style cover.