Based on the classic Carl Martin Delayla pedal, the red repeat is a classic analog delay that nails the basics. 600ms of delay time and a repeat that can wind all the way up to some psycho oscillation.  

Model: Carl Martin Red Repeat Delay
Made: denmark
Type: delay
Power: standard 9v negative supply
Switching: true bypass
Draw: 50mA approx
Equivalent new street price (approx): $169
Mods: velcro added
Accessories: none
Condition notes: used, a few marks and scuffs, good condition

Controls
Echo: adjusts the amount of echo 
Tone: controls level of tone 
Time: adjust length of delay time
Repeat: adjust all the way up to oscillation