The bass dulcimers currently produced include tenor dulcimers and dulcimers with a lower fourth or fifth lower than the 402-type dulcimer. Take the "Longyin Bass Dulcimer" produced by Lehai Musical Instrument Co., Ltd. as an example. This is an octave lower than the 402-type dulcimer. Octave, with solo function.

The bamboo is slightly larger and heavier, and it is divided into four or six types (the striking surface of the bamboo head is 4 cm, and the back of the bamboo head is 6 cm) and the five or seven types. In addition, there is a double bass dulcimer with the same model that is 12 degrees lower, which is a new variety developed in recent years, that is, the same phoneme and the entire range are 12 degrees lower than the 402-type dulcimer, and the playing method remains unchanged. The double dulcimer must be equipped with a damper to achieve its performance.