CALI DUAL was created from a sample MOOER made of an original, first run specimen of this very popular amplifier. There's no mistaking the sound of this unique, double rectified legend. Just like the original, Cali dual has a lush clean channel that's very versatile and a drive channel that goes from low gain to insane            Features:            High-quality dual channel preamp, one versatile clean channel and one low gain drive channel.             Each channel with gain and volume controls.             Independent 3-band EQ: Treble, Middle, Bass.             Supports speaker cabinet simulation function.             2 different modes for footswitch operation: on/off or channel A/B.           Specifications:            Material: Metal             Input: 1/4'' Monaural Jack (impedance: 1M ohms)             Output: 1/4'' Monaural Jack (impedance: 100k ohms)             Power Supply: DC 9V (Center negative)(not included)             Working Current: 300mA             Item Size: 9.2 * 3.8 * 3.5cm / 3.6 * 1.5 * 1.4in             Item Weight: 160g / 5.6oz             Package Size: 10.5 * 6 * 5cm / 4.1 * 2.4 * 2in             Package Weight: 180g / 6.3oz           Note:            The power adapter is not included.             Please use the power adapter whose polarity is positive pole outside and negative pole inside. Otherwise, the product may not work properly.           Package List:            1 * Effect Pedal             1 * User Manual(English & Chinese)