This is a Stage Monitor with Vocal Effects from TC Helicon, which was introduced in 2014. With its 3-channel built-in digital mixer, the compact TC-Helicon VoiceSolo FX150 can act as your monitor, instrument amp, or all-in-one PA system for smaller gigs. Despite its small size, it offers plenty of volume with its 6.5″ coaxial Tannoy speaker and 150W Class-D amplifier. In addition you have the choice between 9 studio-grade REVERB styles to add that extra sheen to your vocal performance – or your instrument sound.
According to several user reviews of TC Helicon VoiceSolo FX150, some users have praised it for the sound is good; simple to setup, and the controls are intuitive.
Image source: dolphinmusic.co.uk
To restoring the factory settings of TC Helicon VoiceSolo FX150, first power on while simultaneously holding the all three LOW buttons (in the EQ section) until the unit has fully powered up. The Factory Reset procedure is complete.
Warning! Execut this procedure will return the RP70 to its factory default state. Do not use this function unless you are certain that you want to do this. Hopefully the article of “Factory Initialization Procedure: TC Helicon VoiceSolo FX150” was useful.
Reference: TC Helicon VoiceSolo FX150 Manual