The classic Casio BG-15 scientific calculator with boxing game from mid-late last century. Made in Japan, 1980-1982.
Collectors item, as evidenced on eBay eBay and Trademe.
In as new condition, no signs of wear, hardly ever used, seems to have spent most of its 40 years of life hidden away waiting for today.
Identical item Trademe Buy Now $225, eBay $NZ151 plus delivery.
Geekzone collector geeks price $120 incl overnight courier.