1 PRESONUS FireStudio Project Recording Interface + Presonus HP4 Headphone Amp + 2 x Samson CH700 Headphones + 2 Unique Squared Vinyl Stickers This package includes (1) Presonus FireStudio and all items packaged with it by the PreSonus, PLUS: (2) Samson CH700 headphones to monitor recording and playback (1) Presonus HP4 headphone amp and all items packaged with it by the manufacturer. Sonic Sense One-Year Extended Warranty Adds One Year to Manufacturer's Warranty.