Fender® Acoustasonic Junior DSP The Acoustasonic Junior DSP is an upgraded version of the top selling Acoustasonic Junior, the world's most popular acoustic amplifier. It's a portable, well-built, easy-to-use combo amp designed for natural-sounding reproduction of electric-acoustic guitar and vocals. The onboard DSP effects and XLR output add extra excitement and usefulness to this already great formula. The 40 Watt power sections drive a pair of 8 inch foam-surrounded low frequency drivers and a high-frequency tweeter. Fender Acoustasonics Jr. DSP Features: Onboard DSP Effects: Reverb, Delay, Chorus, Vibratone, and more. 2x8" foam surround low frequency drivers, 1 high frequency tweeter. Dual 40-Watt power sections. XLR Mic input. XLR output with level control and ground lift. 2 spearate instrumet and mic channels each with EQ, phase switches, FX Select and FX level controls. Optional 2-button footswitch.