Blackmagic Power Supply – Converters 12V12W Locking An AC power supply that??s compatible with Blackmagic Design??s ATEM Mini panels, ATEM Camera Converter, Mini Converters, and MultiView 4 HD. It supports 100 to 240 VAC at 50/60 HS and the locking pin connector helps prevent accidental disconnections. Included is a US wall adapter, and 3 international wall adapters.