Apogee Electronics Duet USB Audio Interface with Polsen HPC-A30 Studio Monitor Headphones, Dual Headphone Hanger Mount & 20' XLR Cable Bundle - Walmart.com
Apogee Duet
APOGEE DUET 2 - INTERFACCIA AUDIO USB 2 IN x 4 OUT | Musical Store 2005
Amazon.com: Tascam US-4x4HR 4 Mic 4IN/4OUT High Resolution Versatile USB Audio Interface for Recording, Streaming, Podcasting, Songwriting : Everything Else