Warm Audio RingerBringer Ring Modulator – Thomann United States
RingMOD Multi-Modulation Pedal with gain,sunk,level,freq,ring Knobs | Reverb
Warm Audio Analog RingerBringer Ring Modulation Pedal | Reverb
Amazon.com: MOOER MOD Factory MKII with 11 Different Modulation Effects, Chorus, Flange, Tremolo, Phase, Low-bit, Ring Modulator, Real-time Tap Tempo, Acceleration Function : Musical Instruments