Osprey Raptor 935 features three SDI Inputs rated at 3Gb/s. Ports work with SD, HD and 3G frame sizes. All 9xx Raptor Cards can capture up to 60fps. Each SDI Input supports 16 Audio Channels (8 Stereo Channels) for a total of up to 48 combined Audio Channels between all inputs. Input C is programmable as Input or as Loopout from Input A.