Feature: 1. 48K / 24bit sampling rate, lossless uncompressed professional sound quality. 2. The total recording time is 40 minutes and supports unlimited overlay recording. 3. 9 cycles, one cycle recording up to 10 minutes, built-in high sensitivity tuning function. 4. Supports external pedals, which makes operation/switching more convenient. 5. All metal shell, small size but heavy weight; color LED display, humanized. 6. Single foot switch control: record, playback, dubbing, undo, redo, stop, delete, with less audio loss, no additional software or driver for Windows. Specification: Item Type: KOKKO Effect PedalModel: Loopertune Total Recording Time: 40 minutes Single Loop Recording Time: 10 minutes Overlay Recording Times: Unlimited Total Number of Loops: 9 USB Connection Type: Micro-BUSB Power Input: 9V DC (inside-outside +) Working Current: 100mA (DC9V) Input Impedance: 1MΩ Output Impedance: 100Ω Input Connection Type: Standard 1/4in interface mono/TS Output Connection Type: Standard 1/4in interface mono/TS. Package List: 1 x Effect Pedal1 x Data Line1 x User Manual