A vibrato effect is an effect which had been mistakenly given the meaning of tremolo. In fact, a vibrato effect is a pitch modulation that changes the pitch of your tone.
This model is a typical vibrato effect with a wide controllable range. Use the Depth knob to vary the pitch, use the Rate knob to control the modulation speed.
Hotone original effect
Typical vibrato effect with wide tonal range
Mono in/mono out configuration
Depth: Controls the vibrato depth
Rate: Controls the vibrato speed
Level: Controls the effect level