A good example of this type of keyboard is the Korg Monotron
, which sells for about $50.
Controlled by a simple touch of your little finger but packing some of the same features as a full-sized keyboard [bar] Korg Monotron
, pounds 50 from www.dv247.com
Unlike a digital piano, which typically only imitates a handful of instruments, today's synthesizers can range in price from under $50 for the Korg Monotron
Duo, to mid-priced units from brands like Alesis, to over $4000 for brands like the Nord Stage 288.