I'm Back MF is a $400 digital back for analog medium format cameras: Digital Photography Review
IBFilm - I'm Back Film - I'm Back® digital back
New on Kickstarter: “I'm Back Film” 20MP digital film cartridge for Nikon film cameras - Nikon Rumors
Canon BG-E4 Battery Grip for EOS 5D Digital SLR Camera (Retail Package) : Electronics
Upgrade your Hear Back PRO monitor mixers to OLED screens and electronic labeling with this PRO Digital Overlay Installation Upgrade for Hear Back PRO
Hear Technologies PRO Digital Overlay Installation Upgrade for Hear Back PRO (4-Pack)
I'm Back35 and MF - digital back for analog cameras
I'm Back Film - I'm Back® digital back
I`m Back 35 - your digital back for analog 35mm cameras - used in automatic mode (A-mode)
I'm Back™ Pro Low cost digital back for 35mm Analog Cameras
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I'm Back Film - I'm Back® digital back
Advanced² camera Travel backpack for DSLR/CSC/Gimbal - MB MA2-BP-T