Line 6 POD Studio KB37 USB Computer Recording Interface w/Keyboard B-STOCK Provides low noise for recording guitar with 12dB more dynamic range than similar interfaces ToneDirect monitoring virtually eliminates latency and allows you to record and monitor a fully processed tone 37 full-sized velocity-sensitive keys, pitch bend wheel, octave up/down buttons, software-assignable controls: mod wheel, sound select next/previous buttons, 5x transport buttons, 4x buttons, 4x knobs Allows 44.1/48kHz 16-/24-bit recording (88.2/96kHz with sample rate conversion) Windows- and Mac-compatible