Roland CD-2I CD/SD Portable Digital Recorder Simple recording direct to CD-R/RW or SD memory card High-quality sound via built-in stereo microphone and speakers All-in-one portable design; thin, sturdy, and stylish Easy-to-use interface with EASY GUIDE function with REHEARSAL function to set the best input level for recording automatically Key, speed, and center cancel playback functions for lessons XLR with phantom power; phono equalizer