Add harmonies, bend pitches, put the thing out of tune... heaps of ideas. Not to be confused with a Sony PS-5, which is apparently also fun.

Model: Boss PS-5 Super Shifter
Made: Taiwan, 2009 (serial EY62721)
Type: pitch shift/harmoniser
Power: standard 9v negative supply or 9v battery (not included)
Switching: buffered bypass
Equivalent new street price (approx): n/a
Mods: none
Accessories: box and docs
Condition notes: used, few minor marks, fully functional. Overall: very good condition