The JamMan Solo XT from DigiTech is a looper pedal featuring 35 minutes of built-in storage, a USB output and a slot for microSDHC cards. The pedal stores up to 200 CD-quality WAV files and can tempo shift them without changing the pitch. The microSDHC slot allows additional storage up to 32GB to be added. The JamMan Solo XT features performance optimizing features such as Auto-Record, Auto-Quantize, adjustable BPM and three different Stop modes. Additionally, the Aux Input lets you create loops from prerecorded sources, such as MP3 players. JamManager Loop Librarian software can be downloaded for free on the DigiTech website, allowing you to externally store and manage your loops over Solo XT's USB connection.