Features : Extreme tiny all-tube guitar amplifier head. Sound extraordinary nearly to Fender® Bassman® *. Normal/Bright channel select. Thin/Mellow tone control. Gain and Volume controls. 8Ohm16Ohm speaker out selectct. Full metal construction. Power Output: 5 Watts. Preamp Tube: ECC83(12AX7) x 1, ECC81(12AT7) x 1. Power Tube: 6V6GT x 1. Power Requirements: 100-120V 50/60Hz FUSE: T1AL/250V 220-240V 50/60Hz FUSE: T0.5AL/250V. * Bassman® is a famous amplifier model of Fender® Musical Instruments Corporation. The mentioned manufacturer and product names are trademarks or registered trademarks of their respective owners, the trademarks were used merely to identify the sound character of this product.