8 tuning forks included 126.22 Hz, 136.1 Hz, 141.27 Hz, 172.06 Hz, 194.18 Hz, 210.42 Hz, 221.23Hz, 272.2Hz. tuning forks suitable for good effect on treating mental stress, insomnia and musculoskeletal , and it also has a special effect on eliminating tissue. perfect for health , therapists, vibration and sound therapists, workshops. The tuning fork produce clear tones, vibration sound and accurate tuning. The circular design of the tail perfectly combines aesthetics and comfort. Colour:Gold Material:aluminum alloy Package Contents: 2 x drumsticks(color random and style random, cannot choose the specified color and style) 8 x tuning forks with base Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.