This is a very recognisable pedal, they've made their way onto many-a-board  over the years. Simple, tasty trem with a lot to offer. 

Model: Boss TR-2 Tremolo
Made in: Taiwan, 2002 (serial DP76981)
Type: tremolo
Power: standard 9v negative supply or 9v batteries (not included)
Equivalent new street price (approx): $149aud
Mods: none
Accessories: no box or manual
Condition notes: used, no major marks, very good condition