해금 is a traditional Korean string instrument that belongs to the zither family. It typically has two strings and is played with a bow, producing a unique and expressive sound. The instrument is made from a wooden body and features a long neck, with the strings stretched over a bridge. This instrument is often used in various forms of Korean music, including classical and folk genres. 해금 is known for its ability to convey deep emotions, making it a popular choice in performances and cultural events. It is an essential part of the Korean musical heritage and is often featured in ensembles alongside other instruments like the piri and gayageum.