Boss RV-3 RV 3 Digital Reverb/Delay Guitar Effect Pedal w/ box
The RV-3 was launched in the mid 90s after 4 years without a Reverb pedal in the Boss lineup. Mode 4: Delay + Reverb: Room 1. Mode 5: Delay + Reverb: Room 2. Mode 6: Delay + Reverb: Hall. Mode 7: Delay + Reverb: Plate.