Used Steinberg UR44 Audio Interface AUXSRUR44 - Adorama
Steinberg UR44 Audio Interface USB 2.0 Audio I/O (6 in / 4 out) ~ Used | eBay
Review: Steinberg UR44, Audio Interface for Computers and iPad
Best Buy: Steinberg UR44 USB Audio Interface UR44
Steinberg UR44 USB 2.0 recording interface at Crutchfield
UR series - Overview - Steinberg Audio Interfaces - Steinberg Products - Synthesizers & Music Production Tools - Products - Yamaha - Other European Countries
UR44 Getting Started
UR44: An Advanced Portable Production Solution | Steinberg