The Osprey Raptor 925 features two 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 32 combined Audio Channels between all inputs. The second Input is selectable as Input or as Loopout from the first Input.