The khaen, Khene, has five different lai, or pentatonic modes with specific drone pitches, organized into two families (thang san and thang yao). The thang san family includes lai sutsanaen (G A C D E), lai po sai (C D F G A), and lai soi (D E G A B), while the thang yao family includes lai yai (A C D E G) and lai noi (D F G A C).