What is a tocken instrument?

The instrument is most commonly found in underground cultures, where it is played to create a unique and haunting sound that is instantly recognizable. The tocken is a hanging set of carved oval bells that are usually played with a pair of light wooden hammers or open-handed.

What is the difference between a thelarr and a tocken?

A thelarr was a simple wind instrument cut from a reed. It was considered a rustic longhorn. This instrument is a part of D&D lore and is not a traditional instrument on Earth. A tocken was a set of wooden carved oval open-ended bells that could be played either with hammers or open handed.

How do you play a tocken xylophone?

It is played like a xylophone, by striking the bells with a wooden rod. Tocken are sometimes fashioned of brass in the South, but such specimens are sneered at in the North (roughly, north of the latitude of Amn all across the Realms in this case, from the Inner Sea to the Sword Coast) as being "cowbells," not having the subtle tone of carved wood.