This is the newer version with the tap tempo ability so you can match the beat of the delay with the band. Ticks all the basic boxes. There's a load of YouTube videos on these so no need to explain what they do.
Boss DR-550 Digital Rhythm Drum Machine with Instruction Manual with box
Boss RV-3 Digital Reverb Delay Vintage
BOSS DD-3 DIGITAL DELAY POWER SUPPLY (2 METER) ADAPTER UK 9V
Boss DD-6 Digital Delay – Effect Pedal for Electric Guitar
BOSS DD-8 DIGITAL DELAY POWER SUPPLY REPLACEMENT ADAPTER UK 9V
BOSS Dd-8 Digital Delay Guitar Effects Pedal
