The Khim (Khum) is a dulcimer Cambodia. It is made of wood and trapezoidal in shape, with brass strings which are placed through the instrument. There are 14 groups of strings on Khim, and each group has 3 strings.   Overall, the Khim has a total of 42 channels. It is played with two sticks of bamboo soft leather    at the end to produce the soft sound. It is used both as a solo instrument and forming part of a set.   Give this instrument is very easy but takes a long time. The player inserts a key type on the axes   attached to the sides, but rotates only the pin on the left side. Turn the pin on the right side can break the rope.   The player then turns the key that tightens or loosens the rope to the desired note. The internal parts are a Khim   hollow chambers which are used for projection and its decorated sonic receivers equipped on both sides of acoustic Khim. This instrument can be played sitting on the floor; sitting in a chair or standing with a carrier. The Khim delivers clear, expressive sound when played.