• 3 Working Modes: Original/Extra/Ultra - Original: Provide a strong and hard edge distortion sound with low noise level. - Extra: For high gain, and more tube like distortion. - Ultra: For a fatter drive tone, and a wider distortion range. • Full metal shell • Very small and exquisite • True bypass • DC 9V Adapter power supply • Effects Modes: 3 (Original/Extra/Ultra) • Input: 1/4” monaural jack (impedance: 470k Ohms) • Output: 1/4” monaural jack (impedance: 10k Ohms) • Power Requirements: AC adapter 9V DC (center minus plug) • Current Draw: 6 mA • Dimensions: 93.5mm (D) × 42mm (W) × 52mm (H) • Weight: 160g