Digital Sound Factory Performance Synthesizers allow for control of various real-time parameters. Six faders are provided and assigned to various attributes including layers, LFO amount, filter, resonance, effects, and more. The amplifier envelope is for controlling attack, decay, sustain, release, and amplifier velocity amount. The filter envelope controls attack, decay, sustain, release, filter velocity, and filer envelope amount. There are two programmable settings for the filter type, filter envelope, and filter parameters. Reverb, Chorus, and Delay display parameters when selected and give access to quick editing control. Solo can be selected for mono polyphony and include legato and glide switches. Glide may also be applied when Solo mode is not activated.