Fender Acoustasonic Junior DSP Combo Amp with Effects 16 DSP Stereo Effects Per Channel Select from 16 variations of 9 types of effects using the FX SELECT knob. Variations are defined going clockwise around the knob - Vibratone 1 slow, Vibratone 2 fast, Chorus 1 slow, Chorus 2 fast // Reverb + Chorus 1 large room / slow chorus Reverb + Chorus 2 medium hall / fast chorus Chorus + Delay fast chorus / long delay (480 ms) Delay 1 slapback delay (140 ms) Delay 2 medium delay (315 ms) Delay 3 long delay (480 ms)