Experience classic tremolo effects with this high-quality Effect Pedal, designed using a photoelectric tube circuit that replicates the warm, vintage tremolo tones found in old electronic tube amplifiers. Perfect for musicians seeking authentic sound, this pedal offers precise control over your tone and vibe with easily adjustable Intensity and Rate knobs. Key Features: · Vintage-Inspired Photoelectric Tube Circuit: Delivers the distinctive tremolo sound heard on countless classic recordings, bringing rich, dynamic modulation to your music. · Intensity and Rate Knobs: Allow for effortless adjustment of the effect’s depth and speed, enabling you to customize your sound to suit any style or mood. · True Bypass Design: Ensures minimal tone loss and preserves the transparency of your guitar’s natural sound when the effect is disengaged. · Durable Aluminum Alloy Casing: Provides a stable, robust housing that protects the pedal while maintaining a sleek and professional appearance. · Versatile Power Options: Operates on a 9V DC adapter or a 9V battery (not included), offering flexible power solutions for studio or stage use. Specifications: · Model: JF-09 · Color: Yellow · Material: Aluminum Alloy · Input Impedance: 1MΩ · Output Impedance: 1KΩ · Running Current: 7mA · Speed Range: 1Hz–20Hz · Power Supply: 9V battery (6F22) or DC 9V adapter (adapter polarity must be positive outside, negative inside) · Item Size: 12 x 7.1 x 5.5 cm (4.7 x 2.8 x 2.2 in) · Item Weight: 290g (10.2 oz) · Package Size: 13 x 7.9 x 6.2 cm (5.1 x 3.1 x 2.4 in) · Package Weight: 325g (11.5 oz) Package Includes: · 1 x Effect Pedal · 1 x User Manual (English & Chinese) This effect pedal is an essential tool for guitarists looking to capture authentic vintage tremolo sounds with reliable performance and durable construction. Elevate your tone with this versatile and easy-to-use pedal designed for both studio and live performances.